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Finding the Fourth Proportional to 58,301.46, 80,424.42 and 48,169.98

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Solution

The fourth proportional to 58,301.46, 80,424.42 and 48,169.98 is: 66,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,301.46 : 80,424.42 = 48,169.98 : x
  2. Step 2: Convert to fraction form
    58,301.46/80,424.42 = 48,169.98/x
  3. Step 3: Cross multiply
    58,301.46x = 80,424.42 × 48,169.98
  4. Step 4: Simplify right side
    58,301.46x = 3,874,042,702.91
  5. Step 5: Solve for x
    x = 3,874,042,702.91/58,301.46
  6. Step 6: Final answer
    x = 66,448.47

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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.