Home / 262,129.50-393,094.34-93,618.36

Finding the Fourth Proportional to 262,129.50, 393,094.34 and 93,618.36

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Solution

The fourth proportional to 262,129.50, 393,094.34 and 93,618.36 is: 140,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,129.50 : 393,094.34 = 93,618.36 : x
  2. Step 2: Convert to fraction form
    262,129.50/393,094.34 = 93,618.36/x
  3. Step 3: Cross multiply
    262,129.50x = 393,094.34 × 93,618.36
  4. Step 4: Simplify right side
    262,129.50x = 36,800,846,967.99
  5. Step 5: Solve for x
    x = 36,800,846,967.99/262,129.50
  6. Step 6: Final answer
    x = 140,391.86

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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.