Home / 64,686.28-96,996.60-29,595.87

Finding the Fourth Proportional to 64,686.28, 96,996.60 and 29,595.87

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Solution

The fourth proportional to 64,686.28, 96,996.60 and 29,595.87 is: 44,378.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,686.28 : 96,996.60 = 29,595.87 : x
  2. Step 2: Convert to fraction form
    64,686.28/96,996.60 = 29,595.87/x
  3. Step 3: Cross multiply
    64,686.28x = 96,996.60 × 29,595.87
  4. Step 4: Simplify right side
    64,686.28x = 2,870,698,279.06
  5. Step 5: Solve for x
    x = 2,870,698,279.06/64,686.28
  6. Step 6: Final answer
    x = 44,378.78

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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.