Home / 263,748.40-363,972.29-142,892.71

Finding the Fourth Proportional to 263,748.40, 363,972.29 and 142,892.71

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Solution

The fourth proportional to 263,748.40, 363,972.29 and 142,892.71 is: 197,191.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,748.40 : 363,972.29 = 142,892.71 : x
  2. Step 2: Convert to fraction form
    263,748.40/363,972.29 = 142,892.71/x
  3. Step 3: Cross multiply
    263,748.40x = 363,972.29 × 142,892.71
  4. Step 4: Simplify right side
    263,748.40x = 52,008,985,258.61
  5. Step 5: Solve for x
    x = 52,008,985,258.61/263,748.40
  6. Step 6: Final answer
    x = 197,191.66

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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.