Home / 137,789.40-206,586.90-62,945.40

Finding the Fourth Proportional to 137,789.40, 206,586.90 and 62,945.40

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Solution

The fourth proportional to 137,789.40, 206,586.90 and 62,945.40 is: 94,373.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,789.40 : 206,586.90 = 62,945.40 : x
  2. Step 2: Convert to fraction form
    137,789.40/206,586.90 = 62,945.40/x
  3. Step 3: Cross multiply
    137,789.40x = 206,586.90 × 62,945.40
  4. Step 4: Simplify right side
    137,789.40x = 13,003,695,055.26
  5. Step 5: Solve for x
    x = 13,003,695,055.26/137,789.40
  6. Step 6: Final answer
    x = 94,373.70

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1.5x scale

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.