Home / 84,238.46-126,283.23-34,360.28

Finding the Fourth Proportional to 84,238.46, 126,283.23 and 34,360.28

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Solution

The fourth proportional to 84,238.46, 126,283.23 and 34,360.28 is: 51,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,238.46 : 126,283.23 = 34,360.28 : x
  2. Step 2: Convert to fraction form
    84,238.46/126,283.23 = 34,360.28/x
  3. Step 3: Cross multiply
    84,238.46x = 126,283.23 × 34,360.28
  4. Step 4: Simplify right side
    84,238.46x = 4,339,127,142.10
  5. Step 5: Solve for x
    x = 4,339,127,142.10/84,238.46
  6. Step 6: Final answer
    x = 51,510.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.