Home / 160,959.14-222,119.34-89,337.32

Finding the Fourth Proportional to 160,959.14, 222,119.34 and 89,337.32

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Solution

The fourth proportional to 160,959.14, 222,119.34 and 89,337.32 is: 123,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,959.14 : 222,119.34 = 89,337.32 : x
  2. Step 2: Convert to fraction form
    160,959.14/222,119.34 = 89,337.32/x
  3. Step 3: Cross multiply
    160,959.14x = 222,119.34 × 89,337.32
  4. Step 4: Simplify right side
    160,959.14x = 19,843,546,555.77
  5. Step 5: Solve for x
    x = 19,843,546,555.77/160,959.14
  6. Step 6: Final answer
    x = 123,283.13

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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.