Home / 160,929.52-222,082.86-89,309.59

Finding the Fourth Proportional to 160,929.52, 222,082.86 and 89,309.59

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Solution

The fourth proportional to 160,929.52, 222,082.86 and 89,309.59 is: 123,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,929.52 : 222,082.86 = 89,309.59 : x
  2. Step 2: Convert to fraction form
    160,929.52/222,082.86 = 89,309.59/x
  3. Step 3: Cross multiply
    160,929.52x = 222,082.86 × 89,309.59
  4. Step 4: Simplify right side
    160,929.52x = 19,834,129,172.63
  5. Step 5: Solve for x
    x = 19,834,129,172.63/160,929.52
  6. Step 6: Final answer
    x = 123,247.30

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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.