Home / 71,626.14-98,741.43-50,339.34

Finding the Fourth Proportional to 71,626.14, 98,741.43 and 50,339.34

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Solution

The fourth proportional to 71,626.14, 98,741.43 and 50,339.34 is: 69,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,626.14 : 98,741.43 = 50,339.34 : x
  2. Step 2: Convert to fraction form
    71,626.14/98,741.43 = 50,339.34/x
  3. Step 3: Cross multiply
    71,626.14x = 98,741.43 × 50,339.34
  4. Step 4: Simplify right side
    71,626.14x = 4,970,578,416.86
  5. Step 5: Solve for x
    x = 4,970,578,416.86/71,626.14
  6. Step 6: Final answer
    x = 69,396.15

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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.