Home / 67,329.36-92,915.16-37,115.79

Finding the Fourth Proportional to 67,329.36, 92,915.16 and 37,115.79

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Solution

The fourth proportional to 67,329.36, 92,915.16 and 37,115.79 is: 51,220.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,329.36 : 92,915.16 = 37,115.79 : x
  2. Step 2: Convert to fraction form
    67,329.36/92,915.16 = 37,115.79/x
  3. Step 3: Cross multiply
    67,329.36x = 92,915.16 × 37,115.79
  4. Step 4: Simplify right side
    67,329.36x = 3,448,619,078.76
  5. Step 5: Solve for x
    x = 3,448,619,078.76/67,329.36
  6. Step 6: Final answer
    x = 51,220.14

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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.