Home / 149,268.84-205,957.65-125,167.29

Finding the Fourth Proportional to 149,268.84, 205,957.65 and 125,167.29

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Solution

The fourth proportional to 149,268.84, 205,957.65 and 125,167.29 is: 172,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,268.84 : 205,957.65 = 125,167.29 : x
  2. Step 2: Convert to fraction form
    149,268.84/205,957.65 = 125,167.29/x
  3. Step 3: Cross multiply
    149,268.84x = 205,957.65 × 125,167.29
  4. Step 4: Simplify right side
    149,268.84x = 25,779,161,760.82
  5. Step 5: Solve for x
    x = 25,779,161,760.82/149,268.84
  6. Step 6: Final answer
    x = 172,702.90

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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.