Home / 148,962.74-223,373.78-54,126.86

Finding the Fourth Proportional to 148,962.74, 223,373.78 and 54,126.86

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Solution

The fourth proportional to 148,962.74, 223,373.78 and 54,126.86 is: 81,164.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,962.74 : 223,373.78 = 54,126.86 : x
  2. Step 2: Convert to fraction form
    148,962.74/223,373.78 = 54,126.86/x
  3. Step 3: Cross multiply
    148,962.74x = 223,373.78 × 54,126.86
  4. Step 4: Simplify right side
    148,962.74x = 12,090,521,047.10
  5. Step 5: Solve for x
    x = 12,090,521,047.10/148,962.74
  6. Step 6: Final answer
    x = 81,164.73

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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.