Home / 47,899.69-71,913.12-40,924.51

Finding the Fourth Proportional to 47,899.69, 71,913.12 and 40,924.51

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Solution

The fourth proportional to 47,899.69, 71,913.12 and 40,924.51 is: 61,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,899.69 : 71,913.12 = 40,924.51 : x
  2. Step 2: Convert to fraction form
    47,899.69/71,913.12 = 40,924.51/x
  3. Step 3: Cross multiply
    47,899.69x = 71,913.12 × 40,924.51
  4. Step 4: Simplify right side
    47,899.69x = 2,943,008,865.32
  5. Step 5: Solve for x
    x = 2,943,008,865.32/47,899.69
  6. Step 6: Final answer
    x = 61,441.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.