Home / 69,530.64-95,948.46-39,314.22

Finding the Fourth Proportional to 69,530.64, 95,948.46 and 39,314.22

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Solution

The fourth proportional to 69,530.64, 95,948.46 and 39,314.22 is: 54,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,530.64 : 95,948.46 = 39,314.22 : x
  2. Step 2: Convert to fraction form
    69,530.64/95,948.46 = 39,314.22/x
  3. Step 3: Cross multiply
    69,530.64x = 95,948.46 × 39,314.22
  4. Step 4: Simplify right side
    69,530.64x = 3,772,138,865.10
  5. Step 5: Solve for x
    x = 3,772,138,865.10/69,530.64
  6. Step 6: Final answer
    x = 54,251.46

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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.