Home / 250,187.18-344,915.10-158,260.73

Finding the Fourth Proportional to 250,187.18, 344,915.10 and 158,260.73

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Solution

The fourth proportional to 250,187.18, 344,915.10 and 158,260.73 is: 218,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,187.18 : 344,915.10 = 158,260.73 : x
  2. Step 2: Convert to fraction form
    250,187.18/344,915.10 = 158,260.73/x
  3. Step 3: Cross multiply
    250,187.18x = 344,915.10 × 158,260.73
  4. Step 4: Simplify right side
    250,187.18x = 54,586,513,789.45
  5. Step 5: Solve for x
    x = 54,586,513,789.45/250,187.18
  6. Step 6: Final answer
    x = 218,182.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.