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Finding the Fourth Proportional to 265,394.70, 366,240.96 and 150,672.42

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Solution

The fourth proportional to 265,394.70, 366,240.96 and 150,672.42 is: 207,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,394.70 : 366,240.96 = 150,672.42 : x
  2. Step 2: Convert to fraction form
    265,394.70/366,240.96 = 150,672.42/x
  3. Step 3: Cross multiply
    265,394.70x = 366,240.96 × 150,672.42
  4. Step 4: Simplify right side
    265,394.70x = 55,182,411,746.32
  5. Step 5: Solve for x
    x = 55,182,411,746.32/265,394.70
  6. Step 6: Final answer
    x = 207,925.82

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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.