Home / 222,459.72-333,686.79-53,981.44

Finding the Fourth Proportional to 222,459.72, 333,686.79 and 53,981.44

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Solution

The fourth proportional to 222,459.72, 333,686.79 and 53,981.44 is: 80,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,459.72 : 333,686.79 = 53,981.44 : x
  2. Step 2: Convert to fraction form
    222,459.72/333,686.79 = 53,981.44/x
  3. Step 3: Cross multiply
    222,459.72x = 333,686.79 × 53,981.44
  4. Step 4: Simplify right side
    222,459.72x = 18,012,892,598.96
  5. Step 5: Solve for x
    x = 18,012,892,598.96/222,459.72
  6. Step 6: Final answer
    x = 80,971.48

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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.