Home / 76,127.27-114,024.18-38,622.92

Finding the Fourth Proportional to 76,127.27, 114,024.18 and 38,622.92

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Solution

The fourth proportional to 76,127.27, 114,024.18 and 38,622.92 is: 57,849.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127.27 : 114,024.18 = 38,622.92 : x
  2. Step 2: Convert to fraction form
    76,127.27/114,024.18 = 38,622.92/x
  3. Step 3: Cross multiply
    76,127.27x = 114,024.18 × 38,622.92
  4. Step 4: Simplify right side
    76,127.27x = 4,403,946,782.21
  5. Step 5: Solve for x
    x = 4,403,946,782.21/76,127.27
  6. Step 6: Final answer
    x = 57,849.79

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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.