Home / 161,341.07-242,121.86-56,160.03

Finding the Fourth Proportional to 161,341.07, 242,121.86 and 56,160.03

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Solution

The fourth proportional to 161,341.07, 242,121.86 and 56,160.03 is: 84,278.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,341.07 : 242,121.86 = 56,160.03 : x
  2. Step 2: Convert to fraction form
    161,341.07/242,121.86 = 56,160.03/x
  3. Step 3: Cross multiply
    161,341.07x = 242,121.86 × 56,160.03
  4. Step 4: Simplify right side
    161,341.07x = 13,597,571,759.01
  5. Step 5: Solve for x
    x = 13,597,571,759.01/161,341.07
  6. Step 6: Final answer
    x = 84,278.43

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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.