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Finding the Fourth Proportional to 324,772.68, 487,159.25 and 88,115.34

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Solution

The fourth proportional to 324,772.68, 487,159.25 and 88,115.34 is: 132,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,772.68 : 487,159.25 = 88,115.34 : x
  2. Step 2: Convert to fraction form
    324,772.68/487,159.25 = 88,115.34/x
  3. Step 3: Cross multiply
    324,772.68x = 487,159.25 × 88,115.34
  4. Step 4: Simplify right side
    324,772.68x = 42,926,202,507.32
  5. Step 5: Solve for x
    x = 42,926,202,507.32/324,772.68
  6. Step 6: Final answer
    x = 132,173.07

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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.