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Finding the Fourth Proportional to 66,707.62, 92,104.65 and 41,248.89

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Solution

The fourth proportional to 66,707.62, 92,104.65 and 41,248.89 is: 56,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,707.62 : 92,104.65 = 41,248.89 : x
  2. Step 2: Convert to fraction form
    66,707.62/92,104.65 = 41,248.89/x
  3. Step 3: Cross multiply
    66,707.62x = 92,104.65 × 41,248.89
  4. Step 4: Simplify right side
    66,707.62x = 3,799,214,576.34
  5. Step 5: Solve for x
    x = 3,799,214,576.34/66,707.62
  6. Step 6: Final answer
    x = 56,953.23

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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.