Home / 237,918.38-356,764.56-138,109.18

Finding the Fourth Proportional to 237,918.38, 356,764.56 and 138,109.18

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Solution

The fourth proportional to 237,918.38, 356,764.56 and 138,109.18 is: 207,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,918.38 : 356,764.56 = 138,109.18 : x
  2. Step 2: Convert to fraction form
    237,918.38/356,764.56 = 138,109.18/x
  3. Step 3: Cross multiply
    237,918.38x = 356,764.56 × 138,109.18
  4. Step 4: Simplify right side
    237,918.38x = 49,272,460,834.66
  5. Step 5: Solve for x
    x = 49,272,460,834.66/237,918.38
  6. Step 6: Final answer
    x = 207,098.17

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1.5x scale

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.