Home / 64,909.02-97,321.66-25,470.12

Finding the Fourth Proportional to 64,909.02, 97,321.66 and 25,470.12

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Solution

The fourth proportional to 64,909.02, 97,321.66 and 25,470.12 is: 38,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,909.02 : 97,321.66 = 25,470.12 : x
  2. Step 2: Convert to fraction form
    64,909.02/97,321.66 = 25,470.12/x
  3. Step 3: Cross multiply
    64,909.02x = 97,321.66 × 25,470.12
  4. Step 4: Simplify right side
    64,909.02x = 2,478,794,358.80
  5. Step 5: Solve for x
    x = 2,478,794,358.80/64,909.02
  6. Step 6: Final answer
    x = 38,188.75

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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.