Home / 132,351.12-182,603.16-75,751.56

Finding the Fourth Proportional to 132,351.12, 182,603.16 and 75,751.56

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Solution

The fourth proportional to 132,351.12, 182,603.16 and 75,751.56 is: 104,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,351.12 : 182,603.16 = 75,751.56 : x
  2. Step 2: Convert to fraction form
    132,351.12/182,603.16 = 75,751.56/x
  3. Step 3: Cross multiply
    132,351.12x = 182,603.16 × 75,751.56
  4. Step 4: Simplify right side
    132,351.12x = 13,832,474,230.93
  5. Step 5: Solve for x
    x = 13,832,474,230.93/132,351.12
  6. Step 6: Final answer
    x = 104,513.47

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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.