Home / 67,639.71-93,340.54-37,425.09

Finding the Fourth Proportional to 67,639.71, 93,340.54 and 37,425.09

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Solution

The fourth proportional to 67,639.71, 93,340.54 and 37,425.09 is: 51,645.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,639.71 : 93,340.54 = 37,425.09 : x
  2. Step 2: Convert to fraction form
    67,639.71/93,340.54 = 37,425.09/x
  3. Step 3: Cross multiply
    67,639.71x = 93,340.54 × 37,425.09
  4. Step 4: Simplify right side
    67,639.71x = 3,493,277,549.88
  5. Step 5: Solve for x
    x = 3,493,277,549.88/67,639.71
  6. Step 6: Final answer
    x = 51,645.37

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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.