Home / 160,947.14-222,102.80-89,325.32

Finding the Fourth Proportional to 160,947.14, 222,102.80 and 89,325.32

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Solution

The fourth proportional to 160,947.14, 222,102.80 and 89,325.32 is: 123,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,947.14 : 222,102.80 = 89,325.32 : x
  2. Step 2: Convert to fraction form
    160,947.14/222,102.80 = 89,325.32/x
  3. Step 3: Cross multiply
    160,947.14x = 222,102.80 × 89,325.32
  4. Step 4: Simplify right side
    160,947.14x = 19,839,403,682.90
  5. Step 5: Solve for x
    x = 19,839,403,682.90/160,947.14
  6. Step 6: Final answer
    x = 123,266.58

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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.