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Finding the Fourth Proportional to 60,279.78, 83,186.98 and 33,058.46

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Solution

The fourth proportional to 60,279.78, 83,186.98 and 33,058.46 is: 45,621.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,279.78 : 83,186.98 = 33,058.46 : x
  2. Step 2: Convert to fraction form
    60,279.78/83,186.98 = 33,058.46/x
  3. Step 3: Cross multiply
    60,279.78x = 83,186.98 × 33,058.46
  4. Step 4: Simplify right side
    60,279.78x = 2,750,033,450.85
  5. Step 5: Solve for x
    x = 2,750,033,450.85/60,279.78
  6. Step 6: Final answer
    x = 45,621.16

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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.