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Finding the Fourth Proportional to 265,232.60, 366,028.66 and 144,381.72

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Solution

The fourth proportional to 265,232.60, 366,028.66 and 144,381.72 is: 199,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,232.60 : 366,028.66 = 144,381.72 : x
  2. Step 2: Convert to fraction form
    265,232.60/366,028.66 = 144,381.72/x
  3. Step 3: Cross multiply
    265,232.60x = 366,028.66 × 144,381.72
  4. Step 4: Simplify right side
    265,232.60x = 52,847,847,500.10
  5. Step 5: Solve for x
    x = 52,847,847,500.10/265,232.60
  6. Step 6: Final answer
    x = 199,250.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.