Home / 70,590.14-97,414.50-38,761.07

Finding the Fourth Proportional to 70,590.14, 97,414.50 and 38,761.07

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Solution

The fourth proportional to 70,590.14, 97,414.50 and 38,761.07 is: 53,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,590.14 : 97,414.50 = 38,761.07 : x
  2. Step 2: Convert to fraction form
    70,590.14/97,414.50 = 38,761.07/x
  3. Step 3: Cross multiply
    70,590.14x = 97,414.50 × 38,761.07
  4. Step 4: Simplify right side
    70,590.14x = 3,775,890,253.52
  5. Step 5: Solve for x
    x = 3,775,890,253.52/70,590.14
  6. Step 6: Final answer
    x = 53,490.34

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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.