Home / 75,643.16-113,481.44-23,056.74

Finding the Fourth Proportional to 75,643.16, 113,481.44 and 23,056.74

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Solution

The fourth proportional to 75,643.16, 113,481.44 and 23,056.74 is: 34,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,643.16 : 113,481.44 = 23,056.74 : x
  2. Step 2: Convert to fraction form
    75,643.16/113,481.44 = 23,056.74/x
  3. Step 3: Cross multiply
    75,643.16x = 113,481.44 × 23,056.74
  4. Step 4: Simplify right side
    75,643.16x = 2,616,511,941.62
  5. Step 5: Solve for x
    x = 2,616,511,941.62/75,643.16
  6. Step 6: Final answer
    x = 34,590.20

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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.