Home / 102,237,564.02-153,242,752.98-77,896,243.22

Finding the Fourth Proportional to 102,237,564.02, 153,242,752.98 and 77,896,243.22

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Solution

The fourth proportional to 102,237,564.02, 153,242,752.98 and 77,896,243.22 is: 116,757,816.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,237,564.02 : 153,242,752.98 = 77,896,243.22 : x
  2. Step 2: Convert to fraction form
    102,237,564.02/153,242,752.98 = 77,896,243.22/x
  3. Step 3: Cross multiply
    102,237,564.02x = 153,242,752.98 × 77,896,243.22
  4. Step 4: Simplify right side
    102,237,564.02x = 11,937,034,757,832,458
  5. Step 5: Solve for x
    x = 11,937,034,757,832,458/102,237,564.02
  6. Step 6: Final answer
    x = 116,757,816.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.