Home / 250,227.36-345,312.72-135,505.44

Finding the Fourth Proportional to 250,227.36, 345,312.72 and 135,505.44

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Solution

The fourth proportional to 250,227.36, 345,312.72 and 135,505.44 is: 186,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,227.36 : 345,312.72 = 135,505.44 : x
  2. Step 2: Convert to fraction form
    250,227.36/345,312.72 = 135,505.44/x
  3. Step 3: Cross multiply
    250,227.36x = 345,312.72 × 135,505.44
  4. Step 4: Simplify right side
    250,227.36x = 46,791,752,061.20
  5. Step 5: Solve for x
    x = 46,791,752,061.20/250,227.36
  6. Step 6: Final answer
    x = 186,996.95

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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.