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Finding the Fourth Proportional to 361,796.04, 542,095.02 and 125,007.12

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Solution

The fourth proportional to 361,796.04, 542,095.02 and 125,007.12 is: 187,303.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,796.04 : 542,095.02 = 125,007.12 : x
  2. Step 2: Convert to fraction form
    361,796.04/542,095.02 = 125,007.12/x
  3. Step 3: Cross multiply
    361,796.04x = 542,095.02 × 125,007.12
  4. Step 4: Simplify right side
    361,796.04x = 67,765,737,216.54
  5. Step 5: Solve for x
    x = 67,765,737,216.54/361,796.04
  6. Step 6: Final answer
    x = 187,303.70

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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.