Home / 91,668.98-137,502.36-25,109.06

Finding the Fourth Proportional to 91,668.98, 137,502.36 and 25,109.06

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Solution

The fourth proportional to 91,668.98, 137,502.36 and 25,109.06 is: 37,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,668.98 : 137,502.36 = 25,109.06 : x
  2. Step 2: Convert to fraction form
    91,668.98/137,502.36 = 25,109.06/x
  3. Step 3: Cross multiply
    91,668.98x = 137,502.36 × 25,109.06
  4. Step 4: Simplify right side
    91,668.98x = 3,452,555,007.38
  5. Step 5: Solve for x
    x = 3,452,555,007.38/91,668.98
  6. Step 6: Final answer
    x = 37,663.29

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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.