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Finding the Fourth Proportional to 265,254.57, 366,047.55 and 144,396.87

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Solution

The fourth proportional to 265,254.57, 366,047.55 and 144,396.87 is: 199,265.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,254.57 : 366,047.55 = 144,396.87 : x
  2. Step 2: Convert to fraction form
    265,254.57/366,047.55 = 144,396.87/x
  3. Step 3: Cross multiply
    265,254.57x = 366,047.55 × 144,396.87
  4. Step 4: Simplify right side
    265,254.57x = 52,856,120,491.17
  5. Step 5: Solve for x
    x = 52,856,120,491.17/265,254.57
  6. Step 6: Final answer
    x = 199,265.64

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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.