Home / 96,138.66-132,716.16-64,328.34

Finding the Fourth Proportional to 96,138.66, 132,716.16 and 64,328.34

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Solution

The fourth proportional to 96,138.66, 132,716.16 and 64,328.34 is: 88,803.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,138.66 : 132,716.16 = 64,328.34 : x
  2. Step 2: Convert to fraction form
    96,138.66/132,716.16 = 64,328.34/x
  3. Step 3: Cross multiply
    96,138.66x = 132,716.16 × 64,328.34
  4. Step 4: Simplify right side
    96,138.66x = 8,537,410,263.97
  5. Step 5: Solve for x
    x = 8,537,410,263.97/96,138.66
  6. Step 6: Final answer
    x = 88,803.09

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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.