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Finding the Fourth Proportional to 48,491.58, 66,951.30 and 35,746.22

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Solution

The fourth proportional to 48,491.58, 66,951.30 and 35,746.22 is: 49,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,491.58 : 66,951.30 = 35,746.22 : x
  2. Step 2: Convert to fraction form
    48,491.58/66,951.30 = 35,746.22/x
  3. Step 3: Cross multiply
    48,491.58x = 66,951.30 × 35,746.22
  4. Step 4: Simplify right side
    48,491.58x = 2,393,255,899.09
  5. Step 5: Solve for x
    x = 2,393,255,899.09/48,491.58
  6. Step 6: Final answer
    x = 49,354.05

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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.