Home / 158,687.56-218,995.68-95,013.19

Finding the Fourth Proportional to 158,687.56, 218,995.68 and 95,013.19

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Solution

The fourth proportional to 158,687.56, 218,995.68 and 95,013.19 is: 131,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,687.56 : 218,995.68 = 95,013.19 : x
  2. Step 2: Convert to fraction form
    158,687.56/218,995.68 = 95,013.19/x
  3. Step 3: Cross multiply
    158,687.56x = 218,995.68 × 95,013.19
  4. Step 4: Simplify right side
    158,687.56x = 20,807,478,153.02
  5. Step 5: Solve for x
    x = 20,807,478,153.02/158,687.56
  6. Step 6: Final answer
    x = 131,122.30

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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.