Home / 131,340.92-197,035.98-42,582.89

Finding the Fourth Proportional to 131,340.92, 197,035.98 and 42,582.89

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Solution

The fourth proportional to 131,340.92, 197,035.98 and 42,582.89 is: 63,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,340.92 : 197,035.98 = 42,582.89 : x
  2. Step 2: Convert to fraction form
    131,340.92/197,035.98 = 42,582.89/x
  3. Step 3: Cross multiply
    131,340.92x = 197,035.98 × 42,582.89
  4. Step 4: Simplify right side
    131,340.92x = 8,390,361,462.38
  5. Step 5: Solve for x
    x = 8,390,361,462.38/131,340.92
  6. Step 6: Final answer
    x = 63,882.31

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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.