Home / 76,556.91-114,837.93-26,641.20

Finding the Fourth Proportional to 76,556.91, 114,837.93 and 26,641.20

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Solution

The fourth proportional to 76,556.91, 114,837.93 and 26,641.20 is: 39,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,556.91 : 114,837.93 = 26,641.20 : x
  2. Step 2: Convert to fraction form
    76,556.91/114,837.93 = 26,641.20/x
  3. Step 3: Cross multiply
    76,556.91x = 114,837.93 × 26,641.20
  4. Step 4: Simplify right side
    76,556.91x = 3,059,420,260.72
  5. Step 5: Solve for x
    x = 3,059,420,260.72/76,556.91
  6. Step 6: Final answer
    x = 39,962.69

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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.