Home / 160,217.10-221,103.38-88,598.52

Finding the Fourth Proportional to 160,217.10, 221,103.38 and 88,598.52

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Solution

The fourth proportional to 160,217.10, 221,103.38 and 88,598.52 is: 122,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,217.10 : 221,103.38 = 88,598.52 : x
  2. Step 2: Convert to fraction form
    160,217.10/221,103.38 = 88,598.52/x
  3. Step 3: Cross multiply
    160,217.10x = 221,103.38 × 88,598.52
  4. Step 4: Simplify right side
    160,217.10x = 19,589,432,235.00
  5. Step 5: Solve for x
    x = 19,589,432,235.00/160,217.10
  6. Step 6: Final answer
    x = 122,268.05

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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.