Home / 108,571.91-149,817.14-63,240.41

Finding the Fourth Proportional to 108,571.91, 149,817.14 and 63,240.41

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Solution

The fourth proportional to 108,571.91, 149,817.14 and 63,240.41 is: 87,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,571.91 : 149,817.14 = 63,240.41 : x
  2. Step 2: Convert to fraction form
    108,571.91/149,817.14 = 63,240.41/x
  3. Step 3: Cross multiply
    108,571.91x = 149,817.14 × 63,240.41
  4. Step 4: Simplify right side
    108,571.91x = 9,474,498,009.85
  5. Step 5: Solve for x
    x = 9,474,498,009.85/108,571.91
  6. Step 6: Final answer
    x = 87,264.73

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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.