Home / 108,521.70-162,733.95-41,939.70

Finding the Fourth Proportional to 108,521.70, 162,733.95 and 41,939.70

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Solution

The fourth proportional to 108,521.70, 162,733.95 and 41,939.70 is: 62,890.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,521.70 : 162,733.95 = 41,939.70 : x
  2. Step 2: Convert to fraction form
    108,521.70/162,733.95 = 41,939.70/x
  3. Step 3: Cross multiply
    108,521.70x = 162,733.95 × 41,939.70
  4. Step 4: Simplify right side
    108,521.70x = 6,825,013,042.82
  5. Step 5: Solve for x
    x = 6,825,013,042.82/108,521.70
  6. Step 6: Final answer
    x = 62,890.77

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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.