Home / 132,313.29-182,552.12-74,943.50

Finding the Fourth Proportional to 132,313.29, 182,552.12 and 74,943.50

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Solution

The fourth proportional to 132,313.29, 182,552.12 and 74,943.50 is: 103,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,313.29 : 182,552.12 = 74,943.50 : x
  2. Step 2: Convert to fraction form
    132,313.29/182,552.12 = 74,943.50/x
  3. Step 3: Cross multiply
    132,313.29x = 182,552.12 × 74,943.50
  4. Step 4: Simplify right side
    132,313.29x = 13,681,094,805.22
  5. Step 5: Solve for x
    x = 13,681,094,805.22/132,313.29
  6. Step 6: Final answer
    x = 103,399.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.