Home / 110,280.30-165,092.40-72,882.60

Finding the Fourth Proportional to 110,280.30, 165,092.40 and 72,882.60

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Solution

The fourth proportional to 110,280.30, 165,092.40 and 72,882.60 is: 109,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,280.30 : 165,092.40 = 72,882.60 : x
  2. Step 2: Convert to fraction form
    110,280.30/165,092.40 = 72,882.60/x
  3. Step 3: Cross multiply
    110,280.30x = 165,092.40 × 72,882.60
  4. Step 4: Simplify right side
    110,280.30x = 12,032,363,352.24
  5. Step 5: Solve for x
    x = 12,032,363,352.24/110,280.30
  6. Step 6: Final answer
    x = 109,107.10

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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.