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Finding the Fourth Proportional to 265,255.50, 366,052.58 and 144,397.66

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Solution

The fourth proportional to 265,255.50, 366,052.58 and 144,397.66 is: 199,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,255.50 : 366,052.58 = 144,397.66 : x
  2. Step 2: Convert to fraction form
    265,255.50/366,052.58 = 144,397.66/x
  3. Step 3: Cross multiply
    265,255.50x = 366,052.58 × 144,397.66
  4. Step 4: Simplify right side
    265,255.50x = 52,857,136,812.27
  5. Step 5: Solve for x
    x = 52,857,136,812.27/265,255.50
  6. Step 6: Final answer
    x = 199,268.77

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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.