Home / 351,247.38-526,871.04-85,007.94

Finding the Fourth Proportional to 351,247.38, 526,871.04 and 85,007.94

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Solution

The fourth proportional to 351,247.38, 526,871.04 and 85,007.94 is: 127,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,247.38 : 526,871.04 = 85,007.94 : x
  2. Step 2: Convert to fraction form
    351,247.38/526,871.04 = 85,007.94/x
  3. Step 3: Cross multiply
    351,247.38x = 526,871.04 × 85,007.94
  4. Step 4: Simplify right side
    351,247.38x = 44,788,221,756.06
  5. Step 5: Solve for x
    x = 44,788,221,756.06/351,247.38
  6. Step 6: Final answer
    x = 127,511.90

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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.