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Finding the Fourth Proportional to 58,356.74, 80,530.16 and 35,733.44

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Solution

The fourth proportional to 58,356.74, 80,530.16 and 35,733.44 is: 49,310.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,356.74 : 80,530.16 = 35,733.44 : x
  2. Step 2: Convert to fraction form
    58,356.74/80,530.16 = 35,733.44/x
  3. Step 3: Cross multiply
    58,356.74x = 80,530.16 × 35,733.44
  4. Step 4: Simplify right side
    58,356.74x = 2,877,619,640.55
  5. Step 5: Solve for x
    x = 2,877,619,640.55/58,356.74
  6. Step 6: Final answer
    x = 49,310.84

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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.