Home / 76,648.23-114,933.70-23,329.98

Finding the Fourth Proportional to 76,648.23, 114,933.70 and 23,329.98

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Solution

The fourth proportional to 76,648.23, 114,933.70 and 23,329.98 is: 34,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,648.23 : 114,933.70 = 23,329.98 : x
  2. Step 2: Convert to fraction form
    76,648.23/114,933.70 = 23,329.98/x
  3. Step 3: Cross multiply
    76,648.23x = 114,933.70 × 23,329.98
  4. Step 4: Simplify right side
    76,648.23x = 2,681,400,864.00
  5. Step 5: Solve for x
    x = 2,681,400,864.00/76,648.23
  6. Step 6: Final answer
    x = 34,983.21

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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.