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Finding the Fourth Proportional to 101,402.46, 152,112.51 and 26,522.28

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Solution

The fourth proportional to 101,402.46, 152,112.51 and 26,522.28 is: 39,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,402.46 : 152,112.51 = 26,522.28 : x
  2. Step 2: Convert to fraction form
    101,402.46/152,112.51 = 26,522.28/x
  3. Step 3: Cross multiply
    101,402.46x = 152,112.51 × 26,522.28
  4. Step 4: Simplify right side
    101,402.46x = 4,034,370,581.72
  5. Step 5: Solve for x
    x = 4,034,370,581.72/101,402.46
  6. Step 6: Final answer
    x = 39,785.73

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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.