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Finding the Fourth Proportional to 79,868.90, 110,219.94 and 44,058.60

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Solution

The fourth proportional to 79,868.90, 110,219.94 and 44,058.60 is: 60,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,868.90 : 110,219.94 = 44,058.60 : x
  2. Step 2: Convert to fraction form
    79,868.90/110,219.94 = 44,058.60/x
  3. Step 3: Cross multiply
    79,868.90x = 110,219.94 × 44,058.60
  4. Step 4: Simplify right side
    79,868.90x = 4,856,136,248.48
  5. Step 5: Solve for x
    x = 4,856,136,248.48/79,868.90
  6. Step 6: Final answer
    x = 60,801.34

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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.