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Finding the Fourth Proportional to 83,765.74, 115,598.91 and 46,040.98

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Solution

The fourth proportional to 83,765.74, 115,598.91 and 46,040.98 is: 63,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,765.74 : 115,598.91 = 46,040.98 : x
  2. Step 2: Convert to fraction form
    83,765.74/115,598.91 = 46,040.98/x
  3. Step 3: Cross multiply
    83,765.74x = 115,598.91 × 46,040.98
  4. Step 4: Simplify right side
    83,765.74x = 5,322,287,103.33
  5. Step 5: Solve for x
    x = 5,322,287,103.33/83,765.74
  6. Step 6: Final answer
    x = 63,537.76

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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.