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Finding the Fourth Proportional to 110,139.04, 151,990.84 and 59,838.04

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Solution

The fourth proportional to 110,139.04, 151,990.84 and 59,838.04 is: 82,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,139.04 : 151,990.84 = 59,838.04 : x
  2. Step 2: Convert to fraction form
    110,139.04/151,990.84 = 59,838.04/x
  3. Step 3: Cross multiply
    110,139.04x = 151,990.84 × 59,838.04
  4. Step 4: Simplify right side
    110,139.04x = 9,094,833,963.55
  5. Step 5: Solve for x
    x = 9,094,833,963.55/110,139.04
  6. Step 6: Final answer
    x = 82,575.93

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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.