Home / 148,764.16-223,011.42-53,972.38

Finding the Fourth Proportional to 148,764.16, 223,011.42 and 53,972.38

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Solution

The fourth proportional to 148,764.16, 223,011.42 and 53,972.38 is: 80,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,764.16 : 223,011.42 = 53,972.38 : x
  2. Step 2: Convert to fraction form
    148,764.16/223,011.42 = 53,972.38/x
  3. Step 3: Cross multiply
    148,764.16x = 223,011.42 × 53,972.38
  4. Step 4: Simplify right side
    148,764.16x = 12,036,457,104.58
  5. Step 5: Solve for x
    x = 12,036,457,104.58/148,764.16
  6. Step 6: Final answer
    x = 80,909.66

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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.