Home / 71,785.32-107,690.28-24,395.40

Finding the Fourth Proportional to 71,785.32, 107,690.28 and 24,395.40

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Solution

The fourth proportional to 71,785.32, 107,690.28 and 24,395.40 is: 36,597.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,785.32 : 107,690.28 = 24,395.40 : x
  2. Step 2: Convert to fraction form
    71,785.32/107,690.28 = 24,395.40/x
  3. Step 3: Cross multiply
    71,785.32x = 107,690.28 × 24,395.40
  4. Step 4: Simplify right side
    71,785.32x = 2,627,147,456.71
  5. Step 5: Solve for x
    x = 2,627,147,456.71/71,785.32
  6. Step 6: Final answer
    x = 36,597.28

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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.