Home / 172,286.64-237,776.85-104,306.18

Finding the Fourth Proportional to 172,286.64, 237,776.85 and 104,306.18

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Solution

The fourth proportional to 172,286.64, 237,776.85 and 104,306.18 is: 143,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,286.64 : 237,776.85 = 104,306.18 : x
  2. Step 2: Convert to fraction form
    172,286.64/237,776.85 = 104,306.18/x
  3. Step 3: Cross multiply
    172,286.64x = 237,776.85 × 104,306.18
  4. Step 4: Simplify right side
    172,286.64x = 24,801,593,727.05
  5. Step 5: Solve for x
    x = 24,801,593,727.05/172,286.64
  6. Step 6: Final answer
    x = 143,955.41

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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.