Home / 74,013.98-110,845.60-42,441.19

Finding the Fourth Proportional to 74,013.98, 110,845.60 and 42,441.19

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Solution

The fourth proportional to 74,013.98, 110,845.60 and 42,441.19 is: 63,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,013.98 : 110,845.60 = 42,441.19 : x
  2. Step 2: Convert to fraction form
    74,013.98/110,845.60 = 42,441.19/x
  3. Step 3: Cross multiply
    74,013.98x = 110,845.60 × 42,441.19
  4. Step 4: Simplify right side
    74,013.98x = 4,704,418,787.05
  5. Step 5: Solve for x
    x = 4,704,418,787.05/74,013.98
  6. Step 6: Final answer
    x = 63,561.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.