Home / 91,864.66-137,796.90-25,305.16

Finding the Fourth Proportional to 91,864.66, 137,796.90 and 25,305.16

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Solution

The fourth proportional to 91,864.66, 137,796.90 and 25,305.16 is: 37,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,864.66 : 137,796.90 = 25,305.16 : x
  2. Step 2: Convert to fraction form
    91,864.66/137,796.90 = 25,305.16/x
  3. Step 3: Cross multiply
    91,864.66x = 137,796.90 × 25,305.16
  4. Step 4: Simplify right side
    91,864.66x = 3,486,972,602.00
  5. Step 5: Solve for x
    x = 3,486,972,602.00/91,864.66
  6. Step 6: Final answer
    x = 37,957.72

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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.