Home / 75,146.56-112,708.18-33,017.36

Finding the Fourth Proportional to 75,146.56, 112,708.18 and 33,017.36

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Solution

The fourth proportional to 75,146.56, 112,708.18 and 33,017.36 is: 49,520.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,146.56 : 112,708.18 = 33,017.36 : x
  2. Step 2: Convert to fraction form
    75,146.56/112,708.18 = 33,017.36/x
  3. Step 3: Cross multiply
    75,146.56x = 112,708.18 × 33,017.36
  4. Step 4: Simplify right side
    75,146.56x = 3,721,326,554.00
  5. Step 5: Solve for x
    x = 3,721,326,554.00/75,146.56
  6. Step 6: Final answer
    x = 49,520.92

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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.