Home / 268,541.16-370,576.82-147,681.20

Finding the Fourth Proportional to 268,541.16, 370,576.82 and 147,681.20

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Solution

The fourth proportional to 268,541.16, 370,576.82 and 147,681.20 is: 203,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,541.16 : 370,576.82 = 147,681.20 : x
  2. Step 2: Convert to fraction form
    268,541.16/370,576.82 = 147,681.20/x
  3. Step 3: Cross multiply
    268,541.16x = 370,576.82 × 147,681.20
  4. Step 4: Simplify right side
    268,541.16x = 54,727,229,469.78
  5. Step 5: Solve for x
    x = 54,727,229,469.78/268,541.16
  6. Step 6: Final answer
    x = 203,794.57

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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.