Home / 92,237.15-138,141.19-89,040.82

Finding the Fourth Proportional to 92,237.15, 138,141.19 and 89,040.82

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Solution

The fourth proportional to 92,237.15, 138,141.19 and 89,040.82 is: 133,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,237.15 : 138,141.19 = 89,040.82 : x
  2. Step 2: Convert to fraction form
    92,237.15/138,141.19 = 89,040.82/x
  3. Step 3: Cross multiply
    92,237.15x = 138,141.19 × 89,040.82
  4. Step 4: Simplify right side
    92,237.15x = 12,300,203,697.47
  5. Step 5: Solve for x
    x = 12,300,203,697.47/92,237.15
  6. Step 6: Final answer
    x = 133,354.12

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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.