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Finding the Fourth Proportional to 91,832.48, 137,660.64 and 29,460.32

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Solution

The fourth proportional to 91,832.48, 137,660.64 and 29,460.32 is: 44,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,832.48 : 137,660.64 = 29,460.32 : x
  2. Step 2: Convert to fraction form
    91,832.48/137,660.64 = 29,460.32/x
  3. Step 3: Cross multiply
    91,832.48x = 137,660.64 × 29,460.32
  4. Step 4: Simplify right side
    91,832.48x = 4,055,526,505.80
  5. Step 5: Solve for x
    x = 4,055,526,505.80/91,832.48
  6. Step 6: Final answer
    x = 44,162.22

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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.