Home / 102,433.48-141,367.49-62,157.45

Finding the Fourth Proportional to 102,433.48, 141,367.49 and 62,157.45

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Solution

The fourth proportional to 102,433.48, 141,367.49 and 62,157.45 is: 85,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,433.48 : 141,367.49 = 62,157.45 : x
  2. Step 2: Convert to fraction form
    102,433.48/141,367.49 = 62,157.45/x
  3. Step 3: Cross multiply
    102,433.48x = 141,367.49 × 62,157.45
  4. Step 4: Simplify right side
    102,433.48x = 8,787,042,691.30
  5. Step 5: Solve for x
    x = 8,787,042,691.30/102,433.48
  6. Step 6: Final answer
    x = 85,782.92

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1.5x scale

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.