Home / 351,274.92-526,913.74-85,035

Finding the Fourth Proportional to 351,274.92, 526,913.74 and 85,035

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Solution

The fourth proportional to 351,274.92, 526,913.74 and 85,035 is: 127,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,274.92 : 526,913.74 = 85,035 : x
  2. Step 2: Convert to fraction form
    351,274.92/526,913.74 = 85,035/x
  3. Step 3: Cross multiply
    351,274.92x = 526,913.74 × 85,035
  4. Step 4: Simplify right side
    351,274.92x = 44,806,109,880.90
  5. Step 5: Solve for x
    x = 44,806,109,880.90/351,274.92
  6. Step 6: Final answer
    x = 127,552.83

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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.