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Finding the Fourth Proportional to 73,847.01, 101,694.47 and 64,152.08

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Solution

The fourth proportional to 73,847.01, 101,694.47 and 64,152.08 is: 88,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,847.01 : 101,694.47 = 64,152.08 : x
  2. Step 2: Convert to fraction form
    73,847.01/101,694.47 = 64,152.08/x
  3. Step 3: Cross multiply
    73,847.01x = 101,694.47 × 64,152.08
  4. Step 4: Simplify right side
    73,847.01x = 6,523,910,945.76
  5. Step 5: Solve for x
    x = 6,523,910,945.76/73,847.01
  6. Step 6: Final answer
    x = 88,343.60

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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.