Home / 229,013.19-343,543.39-79,253.26

Finding the Fourth Proportional to 229,013.19, 343,543.39 and 79,253.26

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Solution

The fourth proportional to 229,013.19, 343,543.39 and 79,253.26 is: 118,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,013.19 : 343,543.39 = 79,253.26 : x
  2. Step 2: Convert to fraction form
    229,013.19/343,543.39 = 79,253.26/x
  3. Step 3: Cross multiply
    229,013.19x = 343,543.39 × 79,253.26
  4. Step 4: Simplify right side
    229,013.19x = 27,226,932,551.96
  5. Step 5: Solve for x
    x = 27,226,932,551.96/229,013.19
  6. Step 6: Final answer
    x = 118,888.05

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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.