Home / 242,695.20-363,933.45-92,885.70

Finding the Fourth Proportional to 242,695.20, 363,933.45 and 92,885.70

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Solution

The fourth proportional to 242,695.20, 363,933.45 and 92,885.70 is: 139,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,695.20 : 363,933.45 = 92,885.70 : x
  2. Step 2: Convert to fraction form
    242,695.20/363,933.45 = 92,885.70/x
  3. Step 3: Cross multiply
    242,695.20x = 363,933.45 × 92,885.70
  4. Step 4: Simplify right side
    242,695.20x = 33,804,213,256.67
  5. Step 5: Solve for x
    x = 33,804,213,256.67/242,695.20
  6. Step 6: Final answer
    x = 139,286.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.