Home / 48,223.09-66,532.41-31,240.43

Finding the Fourth Proportional to 48,223.09, 66,532.41 and 31,240.43

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Solution

The fourth proportional to 48,223.09, 66,532.41 and 31,240.43 is: 43,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,223.09 : 66,532.41 = 31,240.43 : x
  2. Step 2: Convert to fraction form
    48,223.09/66,532.41 = 31,240.43/x
  3. Step 3: Cross multiply
    48,223.09x = 66,532.41 × 31,240.43
  4. Step 4: Simplify right side
    48,223.09x = 2,078,500,764.67
  5. Step 5: Solve for x
    x = 2,078,500,764.67/48,223.09
  6. Step 6: Final answer
    x = 43,101.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.