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Finding the Fourth Proportional to 361,807.76, 542,737.77 and 95,564.81

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Solution

The fourth proportional to 361,807.76, 542,737.77 and 95,564.81 is: 143,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,807.76 : 542,737.77 = 95,564.81 : x
  2. Step 2: Convert to fraction form
    361,807.76/542,737.77 = 95,564.81/x
  3. Step 3: Cross multiply
    361,807.76x = 542,737.77 × 95,564.81
  4. Step 4: Simplify right side
    361,807.76x = 51,866,632,868.35
  5. Step 5: Solve for x
    x = 51,866,632,868.35/361,807.76
  6. Step 6: Final answer
    x = 143,354.12

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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.