Home / 108,510.06-162,766.89-38,340.30

Finding the Fourth Proportional to 108,510.06, 162,766.89 and 38,340.30

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Solution

The fourth proportional to 108,510.06, 162,766.89 and 38,340.30 is: 57,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,510.06 : 162,766.89 = 38,340.30 : x
  2. Step 2: Convert to fraction form
    108,510.06/162,766.89 = 38,340.30/x
  3. Step 3: Cross multiply
    108,510.06x = 162,766.89 × 38,340.30
  4. Step 4: Simplify right side
    108,510.06x = 6,240,531,392.67
  5. Step 5: Solve for x
    x = 6,240,531,392.67/108,510.06
  6. Step 6: Final answer
    x = 57,511.09

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1.5x scale

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.