Home / 262,161.30-393,176.76-112,384.62

Finding the Fourth Proportional to 262,161.30, 393,176.76 and 112,384.62

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Solution

The fourth proportional to 262,161.30, 393,176.76 and 112,384.62 is: 168,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,161.30 : 393,176.76 = 112,384.62 : x
  2. Step 2: Convert to fraction form
    262,161.30/393,176.76 = 112,384.62/x
  3. Step 3: Cross multiply
    262,161.30x = 393,176.76 × 112,384.62
  4. Step 4: Simplify right side
    262,161.30x = 44,187,020,765.43
  5. Step 5: Solve for x
    x = 44,187,020,765.43/262,161.30
  6. Step 6: Final answer
    x = 168,548.98

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1.5x scale

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.