Home / 137,883.72-206,837.50-38,043.93

Finding the Fourth Proportional to 137,883.72, 206,837.50 and 38,043.93

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Solution

The fourth proportional to 137,883.72, 206,837.50 and 38,043.93 is: 57,069.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,883.72 : 206,837.50 = 38,043.93 : x
  2. Step 2: Convert to fraction form
    137,883.72/206,837.50 = 38,043.93/x
  3. Step 3: Cross multiply
    137,883.72x = 206,837.50 × 38,043.93
  4. Step 4: Simplify right side
    137,883.72x = 7,868,910,959.78
  5. Step 5: Solve for x
    x = 7,868,910,959.78/137,883.72
  6. Step 6: Final answer
    x = 57,069.18

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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.