Home / 138,028.59-206,895.26-63,036.36

Finding the Fourth Proportional to 138,028.59, 206,895.26 and 63,036.36

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Solution

The fourth proportional to 138,028.59, 206,895.26 and 63,036.36 is: 94,487.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,028.59 : 206,895.26 = 63,036.36 : x
  2. Step 2: Convert to fraction form
    138,028.59/206,895.26 = 63,036.36/x
  3. Step 3: Cross multiply
    138,028.59x = 206,895.26 × 63,036.36
  4. Step 4: Simplify right side
    138,028.59x = 13,041,924,091.65
  5. Step 5: Solve for x
    x = 13,041,924,091.65/138,028.59
  6. Step 6: Final answer
    x = 94,487.12

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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.