Home / 76,154.31-114,206.76-26,222.13

Finding the Fourth Proportional to 76,154.31, 114,206.76 and 26,222.13

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Solution

The fourth proportional to 76,154.31, 114,206.76 and 26,222.13 is: 39,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,154.31 : 114,206.76 = 26,222.13 : x
  2. Step 2: Convert to fraction form
    76,154.31/114,206.76 = 26,222.13/x
  3. Step 3: Cross multiply
    76,154.31x = 114,206.76 × 26,222.13
  4. Step 4: Simplify right side
    76,154.31x = 2,994,744,507.60
  5. Step 5: Solve for x
    x = 2,994,744,507.60/76,154.31
  6. Step 6: Final answer
    x = 39,324.69

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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.