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Finding the Fourth Proportional to 61,388.82, 84,692.59 and 34,525.17

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Solution

The fourth proportional to 61,388.82, 84,692.59 and 34,525.17 is: 47,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,388.82 : 84,692.59 = 34,525.17 : x
  2. Step 2: Convert to fraction form
    61,388.82/84,692.59 = 34,525.17/x
  3. Step 3: Cross multiply
    61,388.82x = 84,692.59 × 34,525.17
  4. Step 4: Simplify right side
    61,388.82x = 2,924,025,981.18
  5. Step 5: Solve for x
    x = 2,924,025,981.18/61,388.82
  6. Step 6: Final answer
    x = 47,631.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.