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Finding the Fourth Proportional to 101,752.29, 152,626.05 and 26,877.66

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Solution

The fourth proportional to 101,752.29, 152,626.05 and 26,877.66 is: 40,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,752.29 : 152,626.05 = 26,877.66 : x
  2. Step 2: Convert to fraction form
    101,752.29/152,626.05 = 26,877.66/x
  3. Step 3: Cross multiply
    101,752.29x = 152,626.05 × 26,877.66
  4. Step 4: Simplify right side
    101,752.29x = 4,102,230,181.52
  5. Step 5: Solve for x
    x = 4,102,230,181.52/101,752.29
  6. Step 6: Final answer
    x = 40,315.85

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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.