Home / 64,421.28-96,687.72-44,713.71

Finding the Fourth Proportional to 64,421.28, 96,687.72 and 44,713.71

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Solution

The fourth proportional to 64,421.28, 96,687.72 and 44,713.71 is: 67,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,421.28 : 96,687.72 = 44,713.71 : x
  2. Step 2: Convert to fraction form
    64,421.28/96,687.72 = 44,713.71/x
  3. Step 3: Cross multiply
    64,421.28x = 96,687.72 × 44,713.71
  4. Step 4: Simplify right side
    64,421.28x = 4,323,266,672.64
  5. Step 5: Solve for x
    x = 4,323,266,672.64/64,421.28
  6. Step 6: Final answer
    x = 67,109.29

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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.