Home / 75,633.67-113,488.78-31,292.25

Finding the Fourth Proportional to 75,633.67, 113,488.78 and 31,292.25

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Solution

The fourth proportional to 75,633.67, 113,488.78 and 31,292.25 is: 46,954.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,633.67 : 113,488.78 = 31,292.25 : x
  2. Step 2: Convert to fraction form
    75,633.67/113,488.78 = 31,292.25/x
  3. Step 3: Cross multiply
    75,633.67x = 113,488.78 × 31,292.25
  4. Step 4: Simplify right side
    75,633.67x = 3,551,319,275.96
  5. Step 5: Solve for x
    x = 3,551,319,275.96/75,633.67
  6. Step 6: Final answer
    x = 46,954.21

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1.5x scale

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.