Home / 345,025.07-517,593.78-101,890.73

Finding the Fourth Proportional to 345,025.07, 517,593.78 and 101,890.73

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Solution

The fourth proportional to 345,025.07, 517,593.78 and 101,890.73 is: 152,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,025.07 : 517,593.78 = 101,890.73 : x
  2. Step 2: Convert to fraction form
    345,025.07/517,593.78 = 101,890.73/x
  3. Step 3: Cross multiply
    345,025.07x = 517,593.78 × 101,890.73
  4. Step 4: Simplify right side
    345,025.07x = 52,738,008,904.03
  5. Step 5: Solve for x
    x = 52,738,008,904.03/345,025.07
  6. Step 6: Final answer
    x = 152,852.69

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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.