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Finding the Fourth Proportional to 361,574.46, 542,300.02 and 95,337.58

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Solution

The fourth proportional to 361,574.46, 542,300.02 and 95,337.58 is: 142,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,574.46 : 542,300.02 = 95,337.58 : x
  2. Step 2: Convert to fraction form
    361,574.46/542,300.02 = 95,337.58/x
  3. Step 3: Cross multiply
    361,574.46x = 542,300.02 × 95,337.58
  4. Step 4: Simplify right side
    361,574.46x = 51,701,571,540.75
  5. Step 5: Solve for x
    x = 51,701,571,540.75/361,574.46
  6. Step 6: Final answer
    x = 142,990.11

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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.