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Finding the Fourth Proportional to 83,893.95, 115,775.19 and 46,167.39

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Solution

The fourth proportional to 83,893.95, 115,775.19 and 46,167.39 is: 63,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,893.95 : 115,775.19 = 46,167.39 : x
  2. Step 2: Convert to fraction form
    83,893.95/115,775.19 = 46,167.39/x
  3. Step 3: Cross multiply
    83,893.95x = 115,775.19 × 46,167.39
  4. Step 4: Simplify right side
    83,893.95x = 5,345,038,349.05
  5. Step 5: Solve for x
    x = 5,345,038,349.05/83,893.95
  6. Step 6: Final answer
    x = 63,711.85

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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.