Home / 229,518.60-344,276.10-135,957

Finding the Fourth Proportional to 229,518.60, 344,276.10 and 135,957

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Solution

The fourth proportional to 229,518.60, 344,276.10 and 135,957 is: 203,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,518.60 : 344,276.10 = 135,957 : x
  2. Step 2: Convert to fraction form
    229,518.60/344,276.10 = 135,957/x
  3. Step 3: Cross multiply
    229,518.60x = 344,276.10 × 135,957
  4. Step 4: Simplify right side
    229,518.60x = 46,806,745,727.70
  5. Step 5: Solve for x
    x = 46,806,745,727.70/229,518.60
  6. Step 6: Final answer
    x = 203,934.43

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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.