Home / 231,655.10-348,001.05-222,208.70

Finding the Fourth Proportional to 231,655.10, 348,001.05 and 222,208.70

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Solution

The fourth proportional to 231,655.10, 348,001.05 and 222,208.70 is: 333,810.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,655.10 : 348,001.05 = 222,208.70 : x
  2. Step 2: Convert to fraction form
    231,655.10/348,001.05 = 222,208.70/x
  3. Step 3: Cross multiply
    231,655.10x = 348,001.05 × 222,208.70
  4. Step 4: Simplify right side
    231,655.10x = 77,328,860,919.14
  5. Step 5: Solve for x
    x = 77,328,860,919.14/231,655.10
  6. Step 6: Final answer
    x = 333,810.31

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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.