Home / 261,285.28-360,541.38-159,273.88

Finding the Fourth Proportional to 261,285.28, 360,541.38 and 159,273.88

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Solution

The fourth proportional to 261,285.28, 360,541.38 and 159,273.88 is: 219,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,285.28 : 360,541.38 = 159,273.88 : x
  2. Step 2: Convert to fraction form
    261,285.28/360,541.38 = 159,273.88/x
  3. Step 3: Cross multiply
    261,285.28x = 360,541.38 × 159,273.88
  4. Step 4: Simplify right side
    261,285.28x = 57,424,824,493.15
  5. Step 5: Solve for x
    x = 57,424,824,493.15/261,285.28
  6. Step 6: Final answer
    x = 219,778.26

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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.