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Finding the Fourth Proportional to 53,692.44, 74,098.90 and 29,819.28

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Solution

The fourth proportional to 53,692.44, 74,098.90 and 29,819.28 is: 41,152.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,692.44 : 74,098.90 = 29,819.28 : x
  2. Step 2: Convert to fraction form
    53,692.44/74,098.90 = 29,819.28/x
  3. Step 3: Cross multiply
    53,692.44x = 74,098.90 × 29,819.28
  4. Step 4: Simplify right side
    53,692.44x = 2,209,575,846.79
  5. Step 5: Solve for x
    x = 2,209,575,846.79/53,692.44
  6. Step 6: Final answer
    x = 41,152.46

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1.5x scale

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.