Home / 215,792.28-297,822.18-123,947.64

Finding the Fourth Proportional to 215,792.28, 297,822.18 and 123,947.64

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Solution

The fourth proportional to 215,792.28, 297,822.18 and 123,947.64 is: 171,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,792.28 : 297,822.18 = 123,947.64 : x
  2. Step 2: Convert to fraction form
    215,792.28/297,822.18 = 123,947.64/x
  3. Step 3: Cross multiply
    215,792.28x = 297,822.18 × 123,947.64
  4. Step 4: Simplify right side
    215,792.28x = 36,914,356,350.66
  5. Step 5: Solve for x
    x = 36,914,356,350.66/215,792.28
  6. Step 6: Final answer
    x = 171,064.30

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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.