Home / 57,188.10-78,900.66-34,518.48

Finding the Fourth Proportional to 57,188.10, 78,900.66 and 34,518.48

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Solution

The fourth proportional to 57,188.10, 78,900.66 and 34,518.48 is: 47,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,188.10 : 78,900.66 = 34,518.48 : x
  2. Step 2: Convert to fraction form
    57,188.10/78,900.66 = 34,518.48/x
  3. Step 3: Cross multiply
    57,188.10x = 78,900.66 × 34,518.48
  4. Step 4: Simplify right side
    57,188.10x = 2,723,530,854.20
  5. Step 5: Solve for x
    x = 2,723,530,854.20/57,188.10
  6. Step 6: Final answer
    x = 47,624.08

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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.