Home / 92,401.64-138,619.55-29,237.66

Finding the Fourth Proportional to 92,401.64, 138,619.55 and 29,237.66

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Solution

The fourth proportional to 92,401.64, 138,619.55 and 29,237.66 is: 43,861.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,401.64 : 138,619.55 = 29,237.66 : x
  2. Step 2: Convert to fraction form
    92,401.64/138,619.55 = 29,237.66/x
  3. Step 3: Cross multiply
    92,401.64x = 138,619.55 × 29,237.66
  4. Step 4: Simplify right side
    92,401.64x = 4,052,911,272.25
  5. Step 5: Solve for x
    x = 4,052,911,272.25/92,401.64
  6. Step 6: Final answer
    x = 43,861.90

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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.