Home / 82,800.02-124,197.14-26,643.93

Finding the Fourth Proportional to 82,800.02, 124,197.14 and 26,643.93

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Solution

The fourth proportional to 82,800.02, 124,197.14 and 26,643.93 is: 39,964.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,800.02 : 124,197.14 = 26,643.93 : x
  2. Step 2: Convert to fraction form
    82,800.02/124,197.14 = 26,643.93/x
  3. Step 3: Cross multiply
    82,800.02x = 124,197.14 × 26,643.93
  4. Step 4: Simplify right side
    82,800.02x = 3,309,099,771.14
  5. Step 5: Solve for x
    x = 3,309,099,771.14/82,800.02
  6. Step 6: Final answer
    x = 39,964.97

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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.