Home / 67,640.32-93,343.75-37,426.91

Finding the Fourth Proportional to 67,640.32, 93,343.75 and 37,426.91

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Solution

The fourth proportional to 67,640.32, 93,343.75 and 37,426.91 is: 51,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,640.32 : 93,343.75 = 37,426.91 : x
  2. Step 2: Convert to fraction form
    67,640.32/93,343.75 = 37,426.91/x
  3. Step 3: Cross multiply
    67,640.32x = 93,343.75 × 37,426.91
  4. Step 4: Simplify right side
    67,640.32x = 3,493,568,270.10
  5. Step 5: Solve for x
    x = 3,493,568,270.10/67,640.32
  6. Step 6: Final answer
    x = 51,649.20

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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.