Home / 179,142.63-267,883.44-138,703.24

Finding the Fourth Proportional to 179,142.63, 267,883.44 and 138,703.24

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Solution

The fourth proportional to 179,142.63, 267,883.44 and 138,703.24 is: 207,411.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,142.63 : 267,883.44 = 138,703.24 : x
  2. Step 2: Convert to fraction form
    179,142.63/267,883.44 = 138,703.24/x
  3. Step 3: Cross multiply
    179,142.63x = 267,883.44 × 138,703.24
  4. Step 4: Simplify right side
    179,142.63x = 37,156,301,070.35
  5. Step 5: Solve for x
    x = 37,156,301,070.35/179,142.63
  6. Step 6: Final answer
    x = 207,411.83

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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.