Home / 91,008.44-136,420.20-34,834.16

Finding the Fourth Proportional to 91,008.44, 136,420.20 and 34,834.16

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Solution

The fourth proportional to 91,008.44, 136,420.20 and 34,834.16 is: 52,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,008.44 : 136,420.20 = 34,834.16 : x
  2. Step 2: Convert to fraction form
    91,008.44/136,420.20 = 34,834.16/x
  3. Step 3: Cross multiply
    91,008.44x = 136,420.20 × 34,834.16
  4. Step 4: Simplify right side
    91,008.44x = 4,752,083,074.03
  5. Step 5: Solve for x
    x = 4,752,083,074.03/91,008.44
  6. Step 6: Final answer
    x = 52,215.85

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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.