Home / 75,767.91-113,651.87-42,054.62

Finding the Fourth Proportional to 75,767.91, 113,651.87 and 42,054.62

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Solution

The fourth proportional to 75,767.91, 113,651.87 and 42,054.62 is: 63,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,767.91 : 113,651.87 = 42,054.62 : x
  2. Step 2: Convert to fraction form
    75,767.91/113,651.87 = 42,054.62/x
  3. Step 3: Cross multiply
    75,767.91x = 113,651.87 × 42,054.62
  4. Step 4: Simplify right side
    75,767.91x = 4,779,585,994.87
  5. Step 5: Solve for x
    x = 4,779,585,994.87/75,767.91
  6. Step 6: Final answer
    x = 63,081.93

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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.