Home / 96,881.81-145,331.15-26,761.19

Finding the Fourth Proportional to 96,881.81, 145,331.15 and 26,761.19

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Solution

The fourth proportional to 96,881.81, 145,331.15 and 26,761.19 is: 40,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,881.81 : 145,331.15 = 26,761.19 : x
  2. Step 2: Convert to fraction form
    96,881.81/145,331.15 = 26,761.19/x
  3. Step 3: Cross multiply
    96,881.81x = 145,331.15 × 26,761.19
  4. Step 4: Simplify right side
    96,881.81x = 3,889,233,657.61
  5. Step 5: Solve for x
    x = 3,889,233,657.61/96,881.81
  6. Step 6: Final answer
    x = 40,144.11

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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.