Home / 61,185.76-84,426.12-36,040.24

Finding the Fourth Proportional to 61,185.76, 84,426.12 and 36,040.24

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Solution

The fourth proportional to 61,185.76, 84,426.12 and 36,040.24 is: 49,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,185.76 : 84,426.12 = 36,040.24 : x
  2. Step 2: Convert to fraction form
    61,185.76/84,426.12 = 36,040.24/x
  3. Step 3: Cross multiply
    61,185.76x = 84,426.12 × 36,040.24
  4. Step 4: Simplify right side
    61,185.76x = 3,042,737,627.07
  5. Step 5: Solve for x
    x = 3,042,737,627.07/61,185.76
  6. Step 6: Final answer
    x = 49,729.51

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1.5x scale

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.