Home / 230,510.32-318,229.56-159,273.28

Finding the Fourth Proportional to 230,510.32, 318,229.56 and 159,273.28

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Solution

The fourth proportional to 230,510.32, 318,229.56 and 159,273.28 is: 219,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,510.32 : 318,229.56 = 159,273.28 : x
  2. Step 2: Convert to fraction form
    230,510.32/318,229.56 = 159,273.28/x
  3. Step 3: Cross multiply
    230,510.32x = 318,229.56 × 159,273.28
  4. Step 4: Simplify right side
    230,510.32x = 50,685,465,814.16
  5. Step 5: Solve for x
    x = 50,685,465,814.16/230,510.32
  6. Step 6: Final answer
    x = 219,883.72

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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.