Home / 91,812.42-137,718.66-29,526.66

Finding the Fourth Proportional to 91,812.42, 137,718.66 and 29,526.66

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Solution

The fourth proportional to 91,812.42, 137,718.66 and 29,526.66 is: 44,290.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,812.42 : 137,718.66 = 29,526.66 : x
  2. Step 2: Convert to fraction form
    91,812.42/137,718.66 = 29,526.66/x
  3. Step 3: Cross multiply
    91,812.42x = 137,718.66 × 29,526.66
  4. Step 4: Simplify right side
    91,812.42x = 4,066,372,049.48
  5. Step 5: Solve for x
    x = 4,066,372,049.48/91,812.42
  6. Step 6: Final answer
    x = 44,290.00

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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.