Home / 215,416.06-297,264.57-123,469.44

Finding the Fourth Proportional to 215,416.06, 297,264.57 and 123,469.44

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Solution

The fourth proportional to 215,416.06, 297,264.57 and 123,469.44 is: 170,382.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,416.06 : 297,264.57 = 123,469.44 : x
  2. Step 2: Convert to fraction form
    215,416.06/297,264.57 = 123,469.44/x
  3. Step 3: Cross multiply
    215,416.06x = 297,264.57 × 123,469.44
  4. Step 4: Simplify right side
    215,416.06x = 36,703,088,503.42
  5. Step 5: Solve for x
    x = 36,703,088,503.42/215,416.06
  6. Step 6: Final answer
    x = 170,382.32

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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.