Home / 82,448.76-123,682.22-26,275.80

Finding the Fourth Proportional to 82,448.76, 123,682.22 and 26,275.80

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Solution

The fourth proportional to 82,448.76, 123,682.22 and 26,275.80 is: 39,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,448.76 : 123,682.22 = 26,275.80 : x
  2. Step 2: Convert to fraction form
    82,448.76/123,682.22 = 26,275.80/x
  3. Step 3: Cross multiply
    82,448.76x = 123,682.22 × 26,275.80
  4. Step 4: Simplify right side
    82,448.76x = 3,249,849,276.28
  5. Step 5: Solve for x
    x = 3,249,849,276.28/82,448.76
  6. Step 6: Final answer
    x = 39,416.59

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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.