Home / 77,248.22-115,843.17-35,666.06

Finding the Fourth Proportional to 77,248.22, 115,843.17 and 35,666.06

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Solution

The fourth proportional to 77,248.22, 115,843.17 and 35,666.06 is: 53,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,248.22 : 115,843.17 = 35,666.06 : x
  2. Step 2: Convert to fraction form
    77,248.22/115,843.17 = 35,666.06/x
  3. Step 3: Cross multiply
    77,248.22x = 115,843.17 × 35,666.06
  4. Step 4: Simplify right side
    77,248.22x = 4,131,669,875.17
  5. Step 5: Solve for x
    x = 4,131,669,875.17/77,248.22
  6. Step 6: Final answer
    x = 53,485.63

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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.