Home / 160,889.16-222,039.18-89,282.70

Finding the Fourth Proportional to 160,889.16, 222,039.18 and 89,282.70

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Solution

The fourth proportional to 160,889.16, 222,039.18 and 89,282.70 is: 123,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,889.16 : 222,039.18 = 89,282.70 : x
  2. Step 2: Convert to fraction form
    160,889.16/222,039.18 = 89,282.70/x
  3. Step 3: Cross multiply
    160,889.16x = 222,039.18 × 89,282.70
  4. Step 4: Simplify right side
    160,889.16x = 19,824,257,496.19
  5. Step 5: Solve for x
    x = 19,824,257,496.19/160,889.16
  6. Step 6: Final answer
    x = 123,216.86

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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.