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Finding the Fourth Proportional to 222,354.96, 306,897.52 and 141,763.92

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Solution

The fourth proportional to 222,354.96, 306,897.52 and 141,763.92 is: 195,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,354.96 : 306,897.52 = 141,763.92 : x
  2. Step 2: Convert to fraction form
    222,354.96/306,897.52 = 141,763.92/x
  3. Step 3: Cross multiply
    222,354.96x = 306,897.52 × 141,763.92
  4. Step 4: Simplify right side
    222,354.96x = 43,506,995,473.48
  5. Step 5: Solve for x
    x = 43,506,995,473.48/222,354.96
  6. Step 6: Final answer
    x = 195,664.61

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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.