Home / 286,230.11-429,394.57-96,691.83

Finding the Fourth Proportional to 286,230.11, 429,394.57 and 96,691.83

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Solution

The fourth proportional to 286,230.11, 429,394.57 and 96,691.83 is: 145,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,230.11 : 429,394.57 = 96,691.83 : x
  2. Step 2: Convert to fraction form
    286,230.11/429,394.57 = 96,691.83/x
  3. Step 3: Cross multiply
    286,230.11x = 429,394.57 × 96,691.83
  4. Step 4: Simplify right side
    286,230.11x = 41,518,944,913.40
  5. Step 5: Solve for x
    x = 41,518,944,913.40/286,230.11
  6. Step 6: Final answer
    x = 145,054.43

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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.