Home / 83,017,078.20-114,574,135.50-48,202,837.56

Finding the Fourth Proportional to 83,017,078.20, 114,574,135.50 and 48,202,837.56

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Solution

The fourth proportional to 83,017,078.20, 114,574,135.50 and 48,202,837.56 is: 66,526,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,017,078.20 : 114,574,135.50 = 48,202,837.56 : x
  2. Step 2: Convert to fraction form
    83,017,078.20/114,574,135.50 = 48,202,837.56/x
  3. Step 3: Cross multiply
    83,017,078.20x = 114,574,135.50 × 48,202,837.56
  4. Step 4: Simplify right side
    83,017,078.20x = 5,522,798,442,083,930
  5. Step 5: Solve for x
    x = 5,522,798,442,083,930/83,017,078.20
  6. Step 6: Final answer
    x = 66,526,051.77

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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.