Home / 160,268.14-221,077.68-102,017.17

Finding the Fourth Proportional to 160,268.14, 221,077.68 and 102,017.17

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Solution

The fourth proportional to 160,268.14, 221,077.68 and 102,017.17 is: 140,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,268.14 : 221,077.68 = 102,017.17 : x
  2. Step 2: Convert to fraction form
    160,268.14/221,077.68 = 102,017.17/x
  3. Step 3: Cross multiply
    160,268.14x = 221,077.68 × 102,017.17
  4. Step 4: Simplify right side
    160,268.14x = 22,553,719,444.47
  5. Step 5: Solve for x
    x = 22,553,719,444.47/160,268.14
  6. Step 6: Final answer
    x = 140,724.91

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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.