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Finding the Fourth Proportional to 83,316.73, 114,974.24 and 47,518.27

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Solution

The fourth proportional to 83,316.73, 114,974.24 and 47,518.27 is: 65,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,316.73 : 114,974.24 = 47,518.27 : x
  2. Step 2: Convert to fraction form
    83,316.73/114,974.24 = 47,518.27/x
  3. Step 3: Cross multiply
    83,316.73x = 114,974.24 × 47,518.27
  4. Step 4: Simplify right side
    83,316.73x = 5,463,377,368.36
  5. Step 5: Solve for x
    x = 5,463,377,368.36/83,316.73
  6. Step 6: Final answer
    x = 65,573.59

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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.