Home / 95,840.12-132,130.32-67,121.12

Finding the Fourth Proportional to 95,840.12, 132,130.32 and 67,121.12

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Solution

The fourth proportional to 95,840.12, 132,130.32 and 67,121.12 is: 92,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,840.12 : 132,130.32 = 67,121.12 : x
  2. Step 2: Convert to fraction form
    95,840.12/132,130.32 = 67,121.12/x
  3. Step 3: Cross multiply
    95,840.12x = 132,130.32 × 67,121.12
  4. Step 4: Simplify right side
    95,840.12x = 8,868,735,064.36
  5. Step 5: Solve for x
    x = 8,868,735,064.36/95,840.12
  6. Step 6: Final answer
    x = 92,536.77

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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.