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Finding the Fourth Proportional to 132,486.24, 182,830.88 and 75,897.84

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Solution

The fourth proportional to 132,486.24, 182,830.88 and 75,897.84 is: 104,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,486.24 : 182,830.88 = 75,897.84 : x
  2. Step 2: Convert to fraction form
    132,486.24/182,830.88 = 75,897.84/x
  3. Step 3: Cross multiply
    132,486.24x = 182,830.88 × 75,897.84
  4. Step 4: Simplify right side
    132,486.24x = 13,876,468,877.30
  5. Step 5: Solve for x
    x = 13,876,468,877.30/132,486.24
  6. Step 6: Final answer
    x = 104,738.94

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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.