Home / 160,885.46-222,017.72-88,288.14

Finding the Fourth Proportional to 160,885.46, 222,017.72 and 88,288.14

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Solution

The fourth proportional to 160,885.46, 222,017.72 and 88,288.14 is: 121,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,885.46 : 222,017.72 = 88,288.14 : x
  2. Step 2: Convert to fraction form
    160,885.46/222,017.72 = 88,288.14/x
  3. Step 3: Cross multiply
    160,885.46x = 222,017.72 × 88,288.14
  4. Step 4: Simplify right side
    160,885.46x = 19,601,531,545.84
  5. Step 5: Solve for x
    x = 19,601,531,545.84/160,885.46
  6. Step 6: Final answer
    x = 121,835.32

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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.