Home / 61,276.21-91,993.03-47,245.15

Finding the Fourth Proportional to 61,276.21, 91,993.03 and 47,245.15

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Solution

The fourth proportional to 61,276.21, 91,993.03 and 47,245.15 is: 70,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,276.21 : 91,993.03 = 47,245.15 : x
  2. Step 2: Convert to fraction form
    61,276.21/91,993.03 = 47,245.15/x
  3. Step 3: Cross multiply
    61,276.21x = 91,993.03 × 47,245.15
  4. Step 4: Simplify right side
    61,276.21x = 4,346,224,501.30
  5. Step 5: Solve for x
    x = 4,346,224,501.30/61,276.21
  6. Step 6: Final answer
    x = 70,928.42

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1.5x scale

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.