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Finding the Fourth Proportional to 83,745.48, 115,567.44 and 46,018.92

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Solution

The fourth proportional to 83,745.48, 115,567.44 and 46,018.92 is: 63,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,745.48 : 115,567.44 = 46,018.92 : x
  2. Step 2: Convert to fraction form
    83,745.48/115,567.44 = 46,018.92/x
  3. Step 3: Cross multiply
    83,745.48x = 115,567.44 × 46,018.92
  4. Step 4: Simplify right side
    83,745.48x = 5,318,288,775.96
  5. Step 5: Solve for x
    x = 5,318,288,775.96/83,745.48
  6. Step 6: Final answer
    x = 63,505.38

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Double scale
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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.