Home / 229,240.98-343,802.34-71,388.18

Finding the Fourth Proportional to 229,240.98, 343,802.34 and 71,388.18

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Solution

The fourth proportional to 229,240.98, 343,802.34 and 71,388.18 is: 107,063.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,240.98 : 343,802.34 = 71,388.18 : x
  2. Step 2: Convert to fraction form
    229,240.98/343,802.34 = 71,388.18/x
  3. Step 3: Cross multiply
    229,240.98x = 343,802.34 × 71,388.18
  4. Step 4: Simplify right side
    229,240.98x = 24,543,423,332.34
  5. Step 5: Solve for x
    x = 24,543,423,332.34/229,240.98
  6. Step 6: Final answer
    x = 107,063.86

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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.