Home / 160,268.10-221,155.13-88,646.58

Finding the Fourth Proportional to 160,268.10, 221,155.13 and 88,646.58

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Solution

The fourth proportional to 160,268.10, 221,155.13 and 88,646.58 is: 122,324.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,268.10 : 221,155.13 = 88,646.58 : x
  2. Step 2: Convert to fraction form
    160,268.10/221,155.13 = 88,646.58/x
  3. Step 3: Cross multiply
    160,268.10x = 221,155.13 × 88,646.58
  4. Step 4: Simplify right side
    160,268.10x = 19,604,645,923.96
  5. Step 5: Solve for x
    x = 19,604,645,923.96/160,268.10
  6. Step 6: Final answer
    x = 122,324.07

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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.