Home / 194,242.46-268,035.28-143,282.72

Finding the Fourth Proportional to 194,242.46, 268,035.28 and 143,282.72

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Solution

The fourth proportional to 194,242.46, 268,035.28 and 143,282.72 is: 197,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,242.46 : 268,035.28 = 143,282.72 : x
  2. Step 2: Convert to fraction form
    194,242.46/268,035.28 = 143,282.72/x
  3. Step 3: Cross multiply
    194,242.46x = 268,035.28 × 143,282.72
  4. Step 4: Simplify right side
    194,242.46x = 38,404,824,286.24
  5. Step 5: Solve for x
    x = 38,404,824,286.24/194,242.46
  6. Step 6: Final answer
    x = 197,715.91

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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.