Home / 342,669.76-513,942.72-93,293.44

Finding the Fourth Proportional to 342,669.76, 513,942.72 and 93,293.44

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Solution

The fourth proportional to 342,669.76, 513,942.72 and 93,293.44 is: 139,923.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,669.76 : 513,942.72 = 93,293.44 : x
  2. Step 2: Convert to fraction form
    342,669.76/513,942.72 = 93,293.44/x
  3. Step 3: Cross multiply
    342,669.76x = 513,942.72 × 93,293.44
  4. Step 4: Simplify right side
    342,669.76x = 47,947,484,311.76
  5. Step 5: Solve for x
    x = 47,947,484,311.76/342,669.76
  6. Step 6: Final answer
    x = 139,923.30

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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.