Home / 67,007.11-100,510.67-52,227.18

Finding the Fourth Proportional to 67,007.11, 100,510.67 and 52,227.18

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Solution

The fourth proportional to 67,007.11, 100,510.67 and 52,227.18 is: 78,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,007.11 : 100,510.67 = 52,227.18 : x
  2. Step 2: Convert to fraction form
    67,007.11/100,510.67 = 52,227.18/x
  3. Step 3: Cross multiply
    67,007.11x = 100,510.67 × 52,227.18
  4. Step 4: Simplify right side
    67,007.11x = 5,249,388,854.01
  5. Step 5: Solve for x
    x = 5,249,388,854.01/67,007.11
  6. Step 6: Final answer
    x = 78,340.77

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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.