Home / 154,089.54-231,149.70-41,771.57

Finding the Fourth Proportional to 154,089.54, 231,149.70 and 41,771.57

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Solution

The fourth proportional to 154,089.54, 231,149.70 and 41,771.57 is: 62,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,089.54 : 231,149.70 = 41,771.57 : x
  2. Step 2: Convert to fraction form
    154,089.54/231,149.70 = 41,771.57/x
  3. Step 3: Cross multiply
    154,089.54x = 231,149.70 × 41,771.57
  4. Step 4: Simplify right side
    154,089.54x = 9,655,484,718.28
  5. Step 5: Solve for x
    x = 9,655,484,718.28/154,089.54
  6. Step 6: Final answer
    x = 62,661.52

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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.