Home / 160,151.76-221,018.96-88,530.14

Finding the Fourth Proportional to 160,151.76, 221,018.96 and 88,530.14

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Solution

The fourth proportional to 160,151.76, 221,018.96 and 88,530.14 is: 122,176.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,151.76 : 221,018.96 = 88,530.14 : x
  2. Step 2: Convert to fraction form
    160,151.76/221,018.96 = 88,530.14/x
  3. Step 3: Cross multiply
    160,151.76x = 221,018.96 × 88,530.14
  4. Step 4: Simplify right side
    160,151.76x = 19,566,839,471.45
  5. Step 5: Solve for x
    x = 19,566,839,471.45/160,151.76
  6. Step 6: Final answer
    x = 122,176.86

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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.