Home / 114,222.08-171,320.74-29,990.66

Finding the Fourth Proportional to 114,222.08, 171,320.74 and 29,990.66

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Solution

The fourth proportional to 114,222.08, 171,320.74 and 29,990.66 is: 44,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,222.08 : 171,320.74 = 29,990.66 : x
  2. Step 2: Convert to fraction form
    114,222.08/171,320.74 = 29,990.66/x
  3. Step 3: Cross multiply
    114,222.08x = 171,320.74 × 29,990.66
  4. Step 4: Simplify right side
    114,222.08x = 5,138,021,132.71
  5. Step 5: Solve for x
    x = 5,138,021,132.71/114,222.08
  6. Step 6: Final answer
    x = 44,982.73

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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.