Home / 230,868.60-318,544.56-140,222.04

Finding the Fourth Proportional to 230,868.60, 318,544.56 and 140,222.04

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Solution

The fourth proportional to 230,868.60, 318,544.56 and 140,222.04 is: 193,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,868.60 : 318,544.56 = 140,222.04 : x
  2. Step 2: Convert to fraction form
    230,868.60/318,544.56 = 140,222.04/x
  3. Step 3: Cross multiply
    230,868.60x = 318,544.56 × 140,222.04
  4. Step 4: Simplify right side
    230,868.60x = 44,666,968,034.10
  5. Step 5: Solve for x
    x = 44,666,968,034.10/230,868.60
  6. Step 6: Final answer
    x = 193,473.55

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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.