Home / 146,502.10-220,222.95-136,101.70

Finding the Fourth Proportional to 146,502.10, 220,222.95 and 136,101.70

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Solution

The fourth proportional to 146,502.10, 220,222.95 and 136,101.70 is: 204,589.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,502.10 : 220,222.95 = 136,101.70 : x
  2. Step 2: Convert to fraction form
    146,502.10/220,222.95 = 136,101.70/x
  3. Step 3: Cross multiply
    146,502.10x = 220,222.95 × 136,101.70
  4. Step 4: Simplify right side
    146,502.10x = 29,972,717,874.02
  5. Step 5: Solve for x
    x = 29,972,717,874.02/146,502.10
  6. Step 6: Final answer
    x = 204,589.00

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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.