Home / 101,929.10-152,893.65-100,944.95

Finding the Fourth Proportional to 101,929.10, 152,893.65 and 100,944.95

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Solution

The fourth proportional to 101,929.10, 152,893.65 and 100,944.95 is: 151,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,929.10 : 152,893.65 = 100,944.95 : x
  2. Step 2: Convert to fraction form
    101,929.10/152,893.65 = 100,944.95/x
  3. Step 3: Cross multiply
    101,929.10x = 152,893.65 × 100,944.95
  4. Step 4: Simplify right side
    101,929.10x = 15,433,841,854.57
  5. Step 5: Solve for x
    x = 15,433,841,854.57/101,929.10
  6. Step 6: Final answer
    x = 151,417.43

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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.