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Finding the Fourth Proportional to 100,801.53, 151,194.87 and 56,704.32

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Solution

The fourth proportional to 100,801.53, 151,194.87 and 56,704.32 is: 85,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,801.53 : 151,194.87 = 56,704.32 : x
  2. Step 2: Convert to fraction form
    100,801.53/151,194.87 = 56,704.32/x
  3. Step 3: Cross multiply
    100,801.53x = 151,194.87 × 56,704.32
  4. Step 4: Simplify right side
    100,801.53x = 8,573,402,290.84
  5. Step 5: Solve for x
    x = 8,573,402,290.84/100,801.53
  6. Step 6: Final answer
    x = 85,052.30

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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.