Home / 57,188.22-78,900.84-34,518.60

Finding the Fourth Proportional to 57,188.22, 78,900.84 and 34,518.60

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Solution

The fourth proportional to 57,188.22, 78,900.84 and 34,518.60 is: 47,624.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,188.22 : 78,900.84 = 34,518.60 : x
  2. Step 2: Convert to fraction form
    57,188.22/78,900.84 = 34,518.60/x
  3. Step 3: Cross multiply
    57,188.22x = 78,900.84 × 34,518.60
  4. Step 4: Simplify right side
    57,188.22x = 2,723,546,535.62
  5. Step 5: Solve for x
    x = 2,723,546,535.62/57,188.22
  6. Step 6: Final answer
    x = 47,624.26

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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.