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Finding the Fourth Proportional to 121,952.61, 182,776.64 and 58,761.07

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Solution

The fourth proportional to 121,952.61, 182,776.64 and 58,761.07 is: 88,068.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,952.61 : 182,776.64 = 58,761.07 : x
  2. Step 2: Convert to fraction form
    121,952.61/182,776.64 = 58,761.07/x
  3. Step 3: Cross multiply
    121,952.61x = 182,776.64 × 58,761.07
  4. Step 4: Simplify right side
    121,952.61x = 10,740,150,186.66
  5. Step 5: Solve for x
    x = 10,740,150,186.66/121,952.61
  6. Step 6: Final answer
    x = 88,068.23

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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.