Home / 351,052.62-526,578.45-140,838.18

Finding the Fourth Proportional to 351,052.62, 526,578.45 and 140,838.18

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Solution

The fourth proportional to 351,052.62, 526,578.45 and 140,838.18 is: 211,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,052.62 : 526,578.45 = 140,838.18 : x
  2. Step 2: Convert to fraction form
    351,052.62/526,578.45 = 140,838.18/x
  3. Step 3: Cross multiply
    351,052.62x = 526,578.45 × 140,838.18
  4. Step 4: Simplify right side
    351,052.62x = 74,162,350,525.22
  5. Step 5: Solve for x
    x = 74,162,350,525.22/351,052.62
  6. Step 6: Final answer
    x = 211,257.08

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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.