Home / 77,316.56-115,997.32-32,359.13

Finding the Fourth Proportional to 77,316.56, 115,997.32 and 32,359.13

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Solution

The fourth proportional to 77,316.56, 115,997.32 and 32,359.13 is: 48,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,316.56 : 115,997.32 = 32,359.13 : x
  2. Step 2: Convert to fraction form
    77,316.56/115,997.32 = 32,359.13/x
  3. Step 3: Cross multiply
    77,316.56x = 115,997.32 × 32,359.13
  4. Step 4: Simplify right side
    77,316.56x = 3,753,572,357.53
  5. Step 5: Solve for x
    x = 3,753,572,357.53/77,316.56
  6. Step 6: Final answer
    x = 48,548.10

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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.