Home / 74,574.21-111,878.84-24,654.31

Finding the Fourth Proportional to 74,574.21, 111,878.84 and 24,654.31

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Solution

The fourth proportional to 74,574.21, 111,878.84 and 24,654.31 is: 36,987.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,574.21 : 111,878.84 = 24,654.31 : x
  2. Step 2: Convert to fraction form
    74,574.21/111,878.84 = 24,654.31/x
  3. Step 3: Cross multiply
    74,574.21x = 111,878.84 × 24,654.31
  4. Step 4: Simplify right side
    74,574.21x = 2,758,295,603.80
  5. Step 5: Solve for x
    x = 2,758,295,603.80/74,574.21
  6. Step 6: Final answer
    x = 36,987.26

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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.