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Finding the Fourth Proportional to 66,339.52, 99,562.56 and 33,058.24

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Solution

The fourth proportional to 66,339.52, 99,562.56 and 33,058.24 is: 49,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,339.52 : 99,562.56 = 33,058.24 : x
  2. Step 2: Convert to fraction form
    66,339.52/99,562.56 = 33,058.24/x
  3. Step 3: Cross multiply
    66,339.52x = 99,562.56 × 33,058.24
  4. Step 4: Simplify right side
    66,339.52x = 3,291,363,003.49
  5. Step 5: Solve for x
    x = 3,291,363,003.49/66,339.52
  6. Step 6: Final answer
    x = 49,613.91

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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.