Home / 120,512.39-166,304.25-69,525.23

Finding the Fourth Proportional to 120,512.39, 166,304.25 and 69,525.23

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Solution

The fourth proportional to 120,512.39, 166,304.25 and 69,525.23 is: 95,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,512.39 : 166,304.25 = 69,525.23 : x
  2. Step 2: Convert to fraction form
    120,512.39/166,304.25 = 69,525.23/x
  3. Step 3: Cross multiply
    120,512.39x = 166,304.25 × 69,525.23
  4. Step 4: Simplify right side
    120,512.39x = 11,562,340,399.71
  5. Step 5: Solve for x
    x = 11,562,340,399.71/120,512.39
  6. Step 6: Final answer
    x = 95,943.17

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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.