Home / 67,651.28-93,358.92-37,438.80

Finding the Fourth Proportional to 67,651.28, 93,358.92 and 37,438.80

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Solution

The fourth proportional to 67,651.28, 93,358.92 and 37,438.80 is: 51,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,651.28 : 93,358.92 = 37,438.80 : x
  2. Step 2: Convert to fraction form
    67,651.28/93,358.92 = 37,438.80/x
  3. Step 3: Cross multiply
    67,651.28x = 93,358.92 × 37,438.80
  4. Step 4: Simplify right side
    67,651.28x = 3,495,245,934.10
  5. Step 5: Solve for x
    x = 3,495,245,934.10/67,651.28
  6. Step 6: Final answer
    x = 51,665.63

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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.