Home / 146,045.76-218,641.50-132,038.04

Finding the Fourth Proportional to 146,045.76, 218,641.50 and 132,038.04

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Solution

The fourth proportional to 146,045.76, 218,641.50 and 132,038.04 is: 197,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,045.76 : 218,641.50 = 132,038.04 : x
  2. Step 2: Convert to fraction form
    146,045.76/218,641.50 = 132,038.04/x
  3. Step 3: Cross multiply
    146,045.76x = 218,641.50 × 132,038.04
  4. Step 4: Simplify right side
    146,045.76x = 28,868,995,122.66
  5. Step 5: Solve for x
    x = 28,868,995,122.66/146,045.76
  6. Step 6: Final answer
    x = 197,670.89

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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.