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Finding the Fourth Proportional to 84,889.10, 127,334.87 and 32,301.47

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Solution

The fourth proportional to 84,889.10, 127,334.87 and 32,301.47 is: 48,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,889.10 : 127,334.87 = 32,301.47 : x
  2. Step 2: Convert to fraction form
    84,889.10/127,334.87 = 32,301.47/x
  3. Step 3: Cross multiply
    84,889.10x = 127,334.87 × 32,301.47
  4. Step 4: Simplify right side
    84,889.10x = 4,113,102,685.08
  5. Step 5: Solve for x
    x = 4,113,102,685.08/84,889.10
  6. Step 6: Final answer
    x = 48,452.66

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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.