Home / 64,293.18-96,438.87-38,998.71

Finding the Fourth Proportional to 64,293.18, 96,438.87 and 38,998.71

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Solution

The fourth proportional to 64,293.18, 96,438.87 and 38,998.71 is: 58,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,293.18 : 96,438.87 = 38,998.71 : x
  2. Step 2: Convert to fraction form
    64,293.18/96,438.87 = 38,998.71/x
  3. Step 3: Cross multiply
    64,293.18x = 96,438.87 × 38,998.71
  4. Step 4: Simplify right side
    64,293.18x = 3,760,991,523.86
  5. Step 5: Solve for x
    x = 3,760,991,523.86/64,293.18
  6. Step 6: Final answer
    x = 58,497.52

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1.5x scale

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.