Home / 262,238.64-393,028.02-112,301.70

Finding the Fourth Proportional to 262,238.64, 393,028.02 and 112,301.70

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Solution

The fourth proportional to 262,238.64, 393,028.02 and 112,301.70 is: 168,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,238.64 : 393,028.02 = 112,301.70 : x
  2. Step 2: Convert to fraction form
    262,238.64/393,028.02 = 112,301.70/x
  3. Step 3: Cross multiply
    262,238.64x = 393,028.02 × 112,301.70
  4. Step 4: Simplify right side
    262,238.64x = 44,137,714,793.63
  5. Step 5: Solve for x
    x = 44,137,714,793.63/262,238.64
  6. Step 6: Final answer
    x = 168,311.26

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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.