Home / 60,616.60-90,849.30-31,046.20

Finding the Fourth Proportional to 60,616.60, 90,849.30 and 31,046.20

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Solution

The fourth proportional to 60,616.60, 90,849.30 and 31,046.20 is: 46,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,616.60 : 90,849.30 = 31,046.20 : x
  2. Step 2: Convert to fraction form
    60,616.60/90,849.30 = 31,046.20/x
  3. Step 3: Cross multiply
    60,616.60x = 90,849.30 × 31,046.20
  4. Step 4: Simplify right side
    60,616.60x = 2,820,525,537.66
  5. Step 5: Solve for x
    x = 2,820,525,537.66/60,616.60
  6. Step 6: Final answer
    x = 46,530.58

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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.