Home / 158,552.10-218,771.08-94,009.42

Finding the Fourth Proportional to 158,552.10, 218,771.08 and 94,009.42

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Solution

The fourth proportional to 158,552.10, 218,771.08 and 94,009.42 is: 129,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,552.10 : 218,771.08 = 94,009.42 : x
  2. Step 2: Convert to fraction form
    158,552.10/218,771.08 = 94,009.42/x
  3. Step 3: Cross multiply
    158,552.10x = 218,771.08 × 94,009.42
  4. Step 4: Simplify right side
    158,552.10x = 20,566,542,343.57
  5. Step 5: Solve for x
    x = 20,566,542,343.57/158,552.10
  6. Step 6: Final answer
    x = 129,714.73

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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.