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Finding the Fourth Proportional to 222,920.92, 334,123.87 and 102,726.55

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Solution

The fourth proportional to 222,920.92, 334,123.87 and 102,726.55 is: 153,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,920.92 : 334,123.87 = 102,726.55 : x
  2. Step 2: Convert to fraction form
    222,920.92/334,123.87 = 102,726.55/x
  3. Step 3: Cross multiply
    222,920.92x = 334,123.87 × 102,726.55
  4. Step 4: Simplify right side
    222,920.92x = 34,323,392,437.75
  5. Step 5: Solve for x
    x = 34,323,392,437.75/222,920.92
  6. Step 6: Final answer
    x = 153,971.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.