Home / 132,827.20-199,240.80-97,921.60

Finding the Fourth Proportional to 132,827.20, 199,240.80 and 97,921.60

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Solution

The fourth proportional to 132,827.20, 199,240.80 and 97,921.60 is: 146,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,827.20 : 199,240.80 = 97,921.60 : x
  2. Step 2: Convert to fraction form
    132,827.20/199,240.80 = 97,921.60/x
  3. Step 3: Cross multiply
    132,827.20x = 199,240.80 × 97,921.60
  4. Step 4: Simplify right side
    132,827.20x = 19,509,977,921.28
  5. Step 5: Solve for x
    x = 19,509,977,921.28/132,827.20
  6. Step 6: Final answer
    x = 146,882.40

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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.