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Finding the Fourth Proportional to 74,833.92, 103,284.12 and 44,621.22

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Solution

The fourth proportional to 74,833.92, 103,284.12 and 44,621.22 is: 61,585.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,833.92 : 103,284.12 = 44,621.22 : x
  2. Step 2: Convert to fraction form
    74,833.92/103,284.12 = 44,621.22/x
  3. Step 3: Cross multiply
    74,833.92x = 103,284.12 × 44,621.22
  4. Step 4: Simplify right side
    74,833.92x = 4,608,663,441.03
  5. Step 5: Solve for x
    x = 4,608,663,441.03/74,833.92
  6. Step 6: Final answer
    x = 61,585.22

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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.