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Finding the Fourth Proportional to 101,478.30, 152,224.11 and 26,600.28

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Solution

The fourth proportional to 101,478.30, 152,224.11 and 26,600.28 is: 39,902.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,478.30 : 152,224.11 = 26,600.28 : x
  2. Step 2: Convert to fraction form
    101,478.30/152,224.11 = 26,600.28/x
  3. Step 3: Cross multiply
    101,478.30x = 152,224.11 × 26,600.28
  4. Step 4: Simplify right side
    101,478.30x = 4,049,203,948.75
  5. Step 5: Solve for x
    x = 4,049,203,948.75/101,478.30
  6. Step 6: Final answer
    x = 39,902.17

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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.