Home / 76,848.84-115,325.06-26,929.38

Finding the Fourth Proportional to 76,848.84, 115,325.06 and 26,929.38

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Solution

The fourth proportional to 76,848.84, 115,325.06 and 26,929.38 is: 40,412.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,848.84 : 115,325.06 = 26,929.38 : x
  2. Step 2: Convert to fraction form
    76,848.84/115,325.06 = 26,929.38/x
  3. Step 3: Cross multiply
    76,848.84x = 115,325.06 × 26,929.38
  4. Step 4: Simplify right side
    76,848.84x = 3,105,632,229.62
  5. Step 5: Solve for x
    x = 3,105,632,229.62/76,848.84
  6. Step 6: Final answer
    x = 40,412.22

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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.