Home / 82,663.25-124,006.56-26,490.23

Finding the Fourth Proportional to 82,663.25, 124,006.56 and 26,490.23

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Solution

The fourth proportional to 82,663.25, 124,006.56 and 26,490.23 is: 39,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,663.25 : 124,006.56 = 26,490.23 : x
  2. Step 2: Convert to fraction form
    82,663.25/124,006.56 = 26,490.23/x
  3. Step 3: Cross multiply
    82,663.25x = 124,006.56 × 26,490.23
  4. Step 4: Simplify right side
    82,663.25x = 3,284,962,295.91
  5. Step 5: Solve for x
    x = 3,284,962,295.91/82,663.25
  6. Step 6: Final answer
    x = 39,739.09

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1.5x scale

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.