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Finding the Fourth Proportional to 272,375.88, 408,565.64 and 94,886.25

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Solution

The fourth proportional to 272,375.88, 408,565.64 and 94,886.25 is: 142,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,375.88 : 408,565.64 = 94,886.25 : x
  2. Step 2: Convert to fraction form
    272,375.88/408,565.64 = 94,886.25/x
  3. Step 3: Cross multiply
    272,375.88x = 408,565.64 × 94,886.25
  4. Step 4: Simplify right side
    272,375.88x = 38,767,260,984.02
  5. Step 5: Solve for x
    x = 38,767,260,984.02/272,375.88
  6. Step 6: Final answer
    x = 142,330.01

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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.