Home / 344,282.48-516,382.63-91,581.46

Finding the Fourth Proportional to 344,282.48, 516,382.63 and 91,581.46

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Solution

The fourth proportional to 344,282.48, 516,382.63 and 91,581.46 is: 137,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,282.48 : 516,382.63 = 91,581.46 : x
  2. Step 2: Convert to fraction form
    344,282.48/516,382.63 = 91,581.46/x
  3. Step 3: Cross multiply
    344,282.48x = 516,382.63 × 91,581.46
  4. Step 4: Simplify right side
    344,282.48x = 47,291,073,654.13
  5. Step 5: Solve for x
    x = 47,291,073,654.13/344,282.48
  6. Step 6: Final answer
    x = 137,361.26

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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.