Home / 263,364.42-363,440.17-142,503.04

Finding the Fourth Proportional to 263,364.42, 363,440.17 and 142,503.04

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Solution

The fourth proportional to 263,364.42, 363,440.17 and 142,503.04 is: 196,652.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,364.42 : 363,440.17 = 142,503.04 : x
  2. Step 2: Convert to fraction form
    263,364.42/363,440.17 = 142,503.04/x
  3. Step 3: Cross multiply
    263,364.42x = 363,440.17 × 142,503.04
  4. Step 4: Simplify right side
    263,364.42x = 51,791,329,083.12
  5. Step 5: Solve for x
    x = 51,791,329,083.12/263,364.42
  6. Step 6: Final answer
    x = 196,652.72

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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.