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Finding the Fourth Proportional to 229,692.74, 344,511.77 and 61,225.70

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Solution

The fourth proportional to 229,692.74, 344,511.77 and 61,225.70 is: 91,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,692.74 : 344,511.77 = 61,225.70 : x
  2. Step 2: Convert to fraction form
    229,692.74/344,511.77 = 61,225.70/x
  3. Step 3: Cross multiply
    229,692.74x = 344,511.77 × 61,225.70
  4. Step 4: Simplify right side
    229,692.74x = 21,092,972,247.80
  5. Step 5: Solve for x
    x = 21,092,972,247.80/229,692.74
  6. Step 6: Final answer
    x = 91,831.26

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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.