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Finding the Fourth Proportional to 68,798.90, 94,854.58 and 44,557.02

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Solution

The fourth proportional to 68,798.90, 94,854.58 and 44,557.02 is: 61,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,798.90 : 94,854.58 = 44,557.02 : x
  2. Step 2: Convert to fraction form
    68,798.90/94,854.58 = 44,557.02/x
  3. Step 3: Cross multiply
    68,798.90x = 94,854.58 × 44,557.02
  4. Step 4: Simplify right side
    68,798.90x = 4,226,437,418.15
  5. Step 5: Solve for x
    x = 4,226,437,418.15/68,798.90
  6. Step 6: Final answer
    x = 61,431.76

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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.