Home / 112,566.20-155,341.67-62,265.20

Finding the Fourth Proportional to 112,566.20, 155,341.67 and 62,265.20

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Solution

The fourth proportional to 112,566.20, 155,341.67 and 62,265.20 is: 85,926.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,566.20 : 155,341.67 = 62,265.20 : x
  2. Step 2: Convert to fraction form
    112,566.20/155,341.67 = 62,265.20/x
  3. Step 3: Cross multiply
    112,566.20x = 155,341.67 × 62,265.20
  4. Step 4: Simplify right side
    112,566.20x = 9,672,379,062.85
  5. Step 5: Solve for x
    x = 9,672,379,062.85/112,566.20
  6. Step 6: Final answer
    x = 85,926.14

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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.