Home / 268,131.32-370,024.26-147,275.44

Finding the Fourth Proportional to 268,131.32, 370,024.26 and 147,275.44

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Solution

The fourth proportional to 268,131.32, 370,024.26 and 147,275.44 is: 203,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,131.32 : 370,024.26 = 147,275.44 : x
  2. Step 2: Convert to fraction form
    268,131.32/370,024.26 = 147,275.44/x
  3. Step 3: Cross multiply
    268,131.32x = 370,024.26 × 147,275.44
  4. Step 4: Simplify right side
    268,131.32x = 54,495,485,702.17
  5. Step 5: Solve for x
    x = 54,495,485,702.17/268,131.32
  6. Step 6: Final answer
    x = 203,241.78

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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.