Home / 113,621.03-156,797.00-62,634.60

Finding the Fourth Proportional to 113,621.03, 156,797.00 and 62,634.60

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Solution

The fourth proportional to 113,621.03, 156,797.00 and 62,634.60 is: 86,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,621.03 : 156,797.00 = 62,634.60 : x
  2. Step 2: Convert to fraction form
    113,621.03/156,797.00 = 62,634.60/x
  3. Step 3: Cross multiply
    113,621.03x = 156,797.00 × 62,634.60
  4. Step 4: Simplify right side
    113,621.03x = 9,820,917,297.91
  5. Step 5: Solve for x
    x = 9,820,917,297.91/113,621.03
  6. Step 6: Final answer
    x = 86,435.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.