Home / 88,107.40-132,177.60-28,960.12

Finding the Fourth Proportional to 88,107.40, 132,177.60 and 28,960.12

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Solution

The fourth proportional to 88,107.40, 132,177.60 and 28,960.12 is: 43,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,107.40 : 132,177.60 = 28,960.12 : x
  2. Step 2: Convert to fraction form
    88,107.40/132,177.60 = 28,960.12/x
  3. Step 3: Cross multiply
    88,107.40x = 132,177.60 × 28,960.12
  4. Step 4: Simplify right side
    88,107.40x = 3,827,879,157.31
  5. Step 5: Solve for x
    x = 3,827,879,157.31/88,107.40
  6. Step 6: Final answer
    x = 43,445.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.