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Finding the Fourth Proportional to 91,632.24, 137,360.88 and 29,262.24

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Solution

The fourth proportional to 91,632.24, 137,360.88 and 29,262.24 is: 43,865.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,632.24 : 137,360.88 = 29,262.24 : x
  2. Step 2: Convert to fraction form
    91,632.24/137,360.88 = 29,262.24/x
  3. Step 3: Cross multiply
    91,632.24x = 137,360.88 × 29,262.24
  4. Step 4: Simplify right side
    91,632.24x = 4,019,487,037.17
  5. Step 5: Solve for x
    x = 4,019,487,037.17/91,632.24
  6. Step 6: Final answer
    x = 43,865.42

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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.