Home / 179,141.63-267,881.94-138,702.24

Finding the Fourth Proportional to 179,141.63, 267,881.94 and 138,702.24

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Solution

The fourth proportional to 179,141.63, 267,881.94 and 138,702.24 is: 207,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,141.63 : 267,881.94 = 138,702.24 : x
  2. Step 2: Convert to fraction form
    179,141.63/267,881.94 = 138,702.24/x
  3. Step 3: Cross multiply
    179,141.63x = 267,881.94 × 138,702.24
  4. Step 4: Simplify right side
    179,141.63x = 37,155,825,133.55
  5. Step 5: Solve for x
    x = 37,155,825,133.55/179,141.63
  6. Step 6: Final answer
    x = 207,410.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.