Home / 75,382.30-103,998.90-44,748.64

Finding the Fourth Proportional to 75,382.30, 103,998.90 and 44,748.64

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Solution

The fourth proportional to 75,382.30, 103,998.90 and 44,748.64 is: 61,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,382.30 : 103,998.90 = 44,748.64 : x
  2. Step 2: Convert to fraction form
    75,382.30/103,998.90 = 44,748.64/x
  3. Step 3: Cross multiply
    75,382.30x = 103,998.90 × 44,748.64
  4. Step 4: Simplify right side
    75,382.30x = 4,653,809,336.50
  5. Step 5: Solve for x
    x = 4,653,809,336.50/75,382.30
  6. Step 6: Final answer
    x = 61,736.10

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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.