Home / 229,724.16-344,587.68-71,940.48

Finding the Fourth Proportional to 229,724.16, 344,587.68 and 71,940.48

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Solution

The fourth proportional to 229,724.16, 344,587.68 and 71,940.48 is: 107,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,724.16 : 344,587.68 = 71,940.48 : x
  2. Step 2: Convert to fraction form
    229,724.16/344,587.68 = 71,940.48/x
  3. Step 3: Cross multiply
    229,724.16x = 344,587.68 × 71,940.48
  4. Step 4: Simplify right side
    229,724.16x = 24,789,803,101.29
  5. Step 5: Solve for x
    x = 24,789,803,101.29/229,724.16
  6. Step 6: Final answer
    x = 107,911.17

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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.