Home / 144,908.90-217,363.35-39,727.70

Finding the Fourth Proportional to 144,908.90, 217,363.35 and 39,727.70

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Solution

The fourth proportional to 144,908.90, 217,363.35 and 39,727.70 is: 59,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,908.90 : 217,363.35 = 39,727.70 : x
  2. Step 2: Convert to fraction form
    144,908.90/217,363.35 = 39,727.70/x
  3. Step 3: Cross multiply
    144,908.90x = 217,363.35 × 39,727.70
  4. Step 4: Simplify right side
    144,908.90x = 8,635,345,959.80
  5. Step 5: Solve for x
    x = 8,635,345,959.80/144,908.90
  6. Step 6: Final answer
    x = 59,591.55

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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.