Home / 160,908.60-222,053.13-89,288.46

Finding the Fourth Proportional to 160,908.60, 222,053.13 and 89,288.46

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Solution

The fourth proportional to 160,908.60, 222,053.13 and 89,288.46 is: 123,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,908.60 : 222,053.13 = 89,288.46 : x
  2. Step 2: Convert to fraction form
    160,908.60/222,053.13 = 89,288.46/x
  3. Step 3: Cross multiply
    160,908.60x = 222,053.13 × 89,288.46
  4. Step 4: Simplify right side
    160,908.60x = 19,826,782,015.88
  5. Step 5: Solve for x
    x = 19,826,782,015.88/160,908.60
  6. Step 6: Final answer
    x = 123,217.67

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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.