Home / 64,319.60-96,272.04-33,111.92

Finding the Fourth Proportional to 64,319.60, 96,272.04 and 33,111.92

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Solution

The fourth proportional to 64,319.60, 96,272.04 and 33,111.92 is: 49,561.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,319.60 : 96,272.04 = 33,111.92 : x
  2. Step 2: Convert to fraction form
    64,319.60/96,272.04 = 33,111.92/x
  3. Step 3: Cross multiply
    64,319.60x = 96,272.04 × 33,111.92
  4. Step 4: Simplify right side
    64,319.60x = 3,187,752,086.72
  5. Step 5: Solve for x
    x = 3,187,752,086.72/64,319.60
  6. Step 6: Final answer
    x = 49,561.13

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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.