Home / 76,147.68-114,215.76-23,557.44

Finding the Fourth Proportional to 76,147.68, 114,215.76 and 23,557.44

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Solution

The fourth proportional to 76,147.68, 114,215.76 and 23,557.44 is: 35,334.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,147.68 : 114,215.76 = 23,557.44 : x
  2. Step 2: Convert to fraction form
    76,147.68/114,215.76 = 23,557.44/x
  3. Step 3: Cross multiply
    76,147.68x = 114,215.76 × 23,557.44
  4. Step 4: Simplify right side
    76,147.68x = 2,690,630,913.25
  5. Step 5: Solve for x
    x = 2,690,630,913.25/76,147.68
  6. Step 6: Final answer
    x = 35,334.38

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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.