Home / 158,012.12-218,060.16-94,338.04

Finding the Fourth Proportional to 158,012.12, 218,060.16 and 94,338.04

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Solution

The fourth proportional to 158,012.12, 218,060.16 and 94,338.04 is: 130,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,012.12 : 218,060.16 = 94,338.04 : x
  2. Step 2: Convert to fraction form
    158,012.12/218,060.16 = 94,338.04/x
  3. Step 3: Cross multiply
    158,012.12x = 218,060.16 × 94,338.04
  4. Step 4: Simplify right side
    158,012.12x = 20,571,368,096.49
  5. Step 5: Solve for x
    x = 20,571,368,096.49/158,012.12
  6. Step 6: Final answer
    x = 130,188.55

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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.