Home / 222,508.10-333,794.55-72,712.10

Finding the Fourth Proportional to 222,508.10, 333,794.55 and 72,712.10

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Solution

The fourth proportional to 222,508.10, 333,794.55 and 72,712.10 is: 109,078.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,508.10 : 333,794.55 = 72,712.10 : x
  2. Step 2: Convert to fraction form
    222,508.10/333,794.55 = 72,712.10/x
  3. Step 3: Cross multiply
    222,508.10x = 333,794.55 × 72,712.10
  4. Step 4: Simplify right side
    222,508.10x = 24,270,902,699.06
  5. Step 5: Solve for x
    x = 24,270,902,699.06/222,508.10
  6. Step 6: Final answer
    x = 109,078.74

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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.