Home / 50,834.10-70,150.04-30,691.82

Finding the Fourth Proportional to 50,834.10, 70,150.04 and 30,691.82

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Solution

The fourth proportional to 50,834.10, 70,150.04 and 30,691.82 is: 42,354.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,834.10 : 70,150.04 = 30,691.82 : x
  2. Step 2: Convert to fraction form
    50,834.10/70,150.04 = 30,691.82/x
  3. Step 3: Cross multiply
    50,834.10x = 70,150.04 × 30,691.82
  4. Step 4: Simplify right side
    50,834.10x = 2,153,032,400.67
  5. Step 5: Solve for x
    x = 2,153,032,400.67/50,834.10
  6. Step 6: Final answer
    x = 42,354.10

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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.