Home / 67,127.91-92,638.53-36,911.67

Finding the Fourth Proportional to 67,127.91, 92,638.53 and 36,911.67

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Solution

The fourth proportional to 67,127.91, 92,638.53 and 36,911.67 is: 50,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,127.91 : 92,638.53 = 36,911.67 : x
  2. Step 2: Convert to fraction form
    67,127.91/92,638.53 = 36,911.67/x
  3. Step 3: Cross multiply
    67,127.91x = 92,638.53 × 36,911.67
  4. Step 4: Simplify right side
    67,127.91x = 3,419,442,848.65
  5. Step 5: Solve for x
    x = 3,419,442,848.65/67,127.91
  6. Step 6: Final answer
    x = 50,939.21

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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.