Home / 155,109.40-232,664.10-101,965.30

Finding the Fourth Proportional to 155,109.40, 232,664.10 and 101,965.30

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Solution

The fourth proportional to 155,109.40, 232,664.10 and 101,965.30 is: 152,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,109.40 : 232,664.10 = 101,965.30 : x
  2. Step 2: Convert to fraction form
    155,109.40/232,664.10 = 101,965.30/x
  3. Step 3: Cross multiply
    155,109.40x = 232,664.10 × 101,965.30
  4. Step 4: Simplify right side
    155,109.40x = 23,723,664,755.73
  5. Step 5: Solve for x
    x = 23,723,664,755.73/155,109.40
  6. Step 6: Final answer
    x = 152,947.95

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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.