Home / 161,407.52-222,769.68-93,426.40

Finding the Fourth Proportional to 161,407.52, 222,769.68 and 93,426.40

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Solution

The fourth proportional to 161,407.52, 222,769.68 and 93,426.40 is: 128,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,407.52 : 222,769.68 = 93,426.40 : x
  2. Step 2: Convert to fraction form
    161,407.52/222,769.68 = 93,426.40/x
  3. Step 3: Cross multiply
    161,407.52x = 222,769.68 × 93,426.40
  4. Step 4: Simplify right side
    161,407.52x = 20,812,569,231.55
  5. Step 5: Solve for x
    x = 20,812,569,231.55/161,407.52
  6. Step 6: Final answer
    x = 128,944.24

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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.