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Finding the Fourth Proportional to 222,781.98, 334,260.45 and 98,035.50

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Solution

The fourth proportional to 222,781.98, 334,260.45 and 98,035.50 is: 147,091.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,781.98 : 334,260.45 = 98,035.50 : x
  2. Step 2: Convert to fraction form
    222,781.98/334,260.45 = 98,035.50/x
  3. Step 3: Cross multiply
    222,781.98x = 334,260.45 × 98,035.50
  4. Step 4: Simplify right side
    222,781.98x = 32,769,390,345.98
  5. Step 5: Solve for x
    x = 32,769,390,345.98/222,781.98
  6. Step 6: Final answer
    x = 147,091.75

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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.