Home / 82,797.10-124,158.30-23,618.68

Finding the Fourth Proportional to 82,797.10, 124,158.30 and 23,618.68

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Solution

The fourth proportional to 82,797.10, 124,158.30 and 23,618.68 is: 35,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,797.10 : 124,158.30 = 23,618.68 : x
  2. Step 2: Convert to fraction form
    82,797.10/124,158.30 = 23,618.68/x
  3. Step 3: Cross multiply
    82,797.10x = 124,158.30 × 23,618.68
  4. Step 4: Simplify right side
    82,797.10x = 2,932,455,157.04
  5. Step 5: Solve for x
    x = 2,932,455,157.04/82,797.10
  6. Step 6: Final answer
    x = 35,417.37

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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.