Home / 262,200.18-393,300.68-112,343.29

Finding the Fourth Proportional to 262,200.18, 393,300.68 and 112,343.29

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Solution

The fourth proportional to 262,200.18, 393,300.68 and 112,343.29 is: 168,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,200.18 : 393,300.68 = 112,343.29 : x
  2. Step 2: Convert to fraction form
    262,200.18/393,300.68 = 112,343.29/x
  3. Step 3: Cross multiply
    262,200.18x = 393,300.68 × 112,343.29
  4. Step 4: Simplify right side
    262,200.18x = 44,184,692,350.44
  5. Step 5: Solve for x
    x = 44,184,692,350.44/262,200.18
  6. Step 6: Final answer
    x = 168,515.11

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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.