Home / 74,724.03-103,118.49-40,732.52

Finding the Fourth Proportional to 74,724.03, 103,118.49 and 40,732.52

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Solution

The fourth proportional to 74,724.03, 103,118.49 and 40,732.52 is: 56,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,724.03 : 103,118.49 = 40,732.52 : x
  2. Step 2: Convert to fraction form
    74,724.03/103,118.49 = 40,732.52/x
  3. Step 3: Cross multiply
    74,724.03x = 103,118.49 × 40,732.52
  4. Step 4: Simplify right side
    74,724.03x = 4,200,275,956.29
  5. Step 5: Solve for x
    x = 4,200,275,956.29/74,724.03
  6. Step 6: Final answer
    x = 56,210.51

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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.