Home / 50,619.90-75,886.65-35,782.14

Finding the Fourth Proportional to 50,619.90, 75,886.65 and 35,782.14

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Solution

The fourth proportional to 50,619.90, 75,886.65 and 35,782.14 is: 53,642.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,619.90 : 75,886.65 = 35,782.14 : x
  2. Step 2: Convert to fraction form
    50,619.90/75,886.65 = 35,782.14/x
  3. Step 3: Cross multiply
    50,619.90x = 75,886.65 × 35,782.14
  4. Step 4: Simplify right side
    50,619.90x = 2,715,386,734.43
  5. Step 5: Solve for x
    x = 2,715,386,734.43/50,619.90
  6. Step 6: Final answer
    x = 53,642.67

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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.