Home / 96,327.10-132,977.80-64,115.32

Finding the Fourth Proportional to 96,327.10, 132,977.80 and 64,115.32

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Solution

The fourth proportional to 96,327.10, 132,977.80 and 64,115.32 is: 88,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,327.10 : 132,977.80 = 64,115.32 : x
  2. Step 2: Convert to fraction form
    96,327.10/132,977.80 = 64,115.32/x
  3. Step 3: Cross multiply
    96,327.10x = 132,977.80 × 64,115.32
  4. Step 4: Simplify right side
    96,327.10x = 8,525,914,570.93
  5. Step 5: Solve for x
    x = 8,525,914,570.93/96,327.10
  6. Step 6: Final answer
    x = 88,510.03

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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.