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Finding the Fourth Proportional to 83,351.58, 115,027.88 and 45,625.83

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Solution

The fourth proportional to 83,351.58, 115,027.88 and 45,625.83 is: 62,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,351.58 : 115,027.88 = 45,625.83 : x
  2. Step 2: Convert to fraction form
    83,351.58/115,027.88 = 45,625.83/x
  3. Step 3: Cross multiply
    83,351.58x = 115,027.88 × 45,625.83
  4. Step 4: Simplify right side
    83,351.58x = 5,248,242,270.01
  5. Step 5: Solve for x
    x = 5,248,242,270.01/83,351.58
  6. Step 6: Final answer
    x = 62,965.12

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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.