Home / 167,126.72-230,597.57-99,109.13

Finding the Fourth Proportional to 167,126.72, 230,597.57 and 99,109.13

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Solution

The fourth proportional to 167,126.72, 230,597.57 and 99,109.13 is: 136,748.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,126.72 : 230,597.57 = 99,109.13 : x
  2. Step 2: Convert to fraction form
    167,126.72/230,597.57 = 99,109.13/x
  3. Step 3: Cross multiply
    167,126.72x = 230,597.57 × 99,109.13
  4. Step 4: Simplify right side
    167,126.72x = 22,854,324,047.27
  5. Step 5: Solve for x
    x = 22,854,324,047.27/167,126.72
  6. Step 6: Final answer
    x = 136,748.47

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1.5x scale

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.