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Finding the Fourth Proportional to 73,897.60, 110,846.40 and 29,531.20

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Solution

The fourth proportional to 73,897.60, 110,846.40 and 29,531.20 is: 44,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,897.60 : 110,846.40 = 29,531.20 : x
  2. Step 2: Convert to fraction form
    73,897.60/110,846.40 = 29,531.20/x
  3. Step 3: Cross multiply
    73,897.60x = 110,846.40 × 29,531.20
  4. Step 4: Simplify right side
    73,897.60x = 3,273,427,207.68
  5. Step 5: Solve for x
    x = 3,273,427,207.68/73,897.60
  6. Step 6: Final answer
    x = 44,296.80

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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.