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Finding the Fourth Proportional to 82,369.52, 113,670.24 and 44,643.68

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Solution

The fourth proportional to 82,369.52, 113,670.24 and 44,643.68 is: 61,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,369.52 : 113,670.24 = 44,643.68 : x
  2. Step 2: Convert to fraction form
    82,369.52/113,670.24 = 44,643.68/x
  3. Step 3: Cross multiply
    82,369.52x = 113,670.24 × 44,643.68
  4. Step 4: Simplify right side
    82,369.52x = 5,074,657,820.08
  5. Step 5: Solve for x
    x = 5,074,657,820.08/82,369.52
  6. Step 6: Final answer
    x = 61,608.44

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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.