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Finding the Fourth Proportional to 59,841.92, 82,551.48 and 45,670.16

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Solution

The fourth proportional to 59,841.92, 82,551.48 and 45,670.16 is: 63,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,841.92 : 82,551.48 = 45,670.16 : x
  2. Step 2: Convert to fraction form
    59,841.92/82,551.48 = 45,670.16/x
  3. Step 3: Cross multiply
    59,841.92x = 82,551.48 × 45,670.16
  4. Step 4: Simplify right side
    59,841.92x = 3,770,139,299.84
  5. Step 5: Solve for x
    x = 3,770,139,299.84/59,841.92
  6. Step 6: Final answer
    x = 63,001.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.