Home / 64,723.52-97,129.20-25,280.48

Finding the Fourth Proportional to 64,723.52, 97,129.20 and 25,280.48

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Solution

The fourth proportional to 64,723.52, 97,129.20 and 25,280.48 is: 37,937.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,723.52 : 97,129.20 = 25,280.48 : x
  2. Step 2: Convert to fraction form
    64,723.52/97,129.20 = 25,280.48/x
  3. Step 3: Cross multiply
    64,723.52x = 97,129.20 × 25,280.48
  4. Step 4: Simplify right side
    64,723.52x = 2,455,472,798.02
  5. Step 5: Solve for x
    x = 2,455,472,798.02/64,723.52
  6. Step 6: Final answer
    x = 37,937.87

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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.