Home / 82,434.96-123,668.85-26,273.25

Finding the Fourth Proportional to 82,434.96, 123,668.85 and 26,273.25

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Solution

The fourth proportional to 82,434.96, 123,668.85 and 26,273.25 is: 39,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,434.96 : 123,668.85 = 26,273.25 : x
  2. Step 2: Convert to fraction form
    82,434.96/123,668.85 = 26,273.25/x
  3. Step 3: Cross multiply
    82,434.96x = 123,668.85 × 26,273.25
  4. Step 4: Simplify right side
    82,434.96x = 3,249,182,613.26
  5. Step 5: Solve for x
    x = 3,249,182,613.26/82,434.96
  6. Step 6: Final answer
    x = 39,415.11

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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.