Home / 160,968.52-222,126.42-89,344.36

Finding the Fourth Proportional to 160,968.52, 222,126.42 and 89,344.36

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Solution

The fourth proportional to 160,968.52, 222,126.42 and 89,344.36 is: 123,289.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,968.52 : 222,126.42 = 89,344.36 : x
  2. Step 2: Convert to fraction form
    160,968.52/222,126.42 = 89,344.36/x
  3. Step 3: Cross multiply
    160,968.52x = 222,126.42 × 89,344.36
  4. Step 4: Simplify right side
    160,968.52x = 19,845,742,833.99
  5. Step 5: Solve for x
    x = 19,845,742,833.99/160,968.52
  6. Step 6: Final answer
    x = 123,289.59

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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.