Home / 67,992.12-93,829.05-37,780.25

Finding the Fourth Proportional to 67,992.12, 93,829.05 and 37,780.25

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Solution

The fourth proportional to 67,992.12, 93,829.05 and 37,780.25 is: 52,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,992.12 : 93,829.05 = 37,780.25 : x
  2. Step 2: Convert to fraction form
    67,992.12/93,829.05 = 37,780.25/x
  3. Step 3: Cross multiply
    67,992.12x = 93,829.05 × 37,780.25
  4. Step 4: Simplify right side
    67,992.12x = 3,544,884,497.12
  5. Step 5: Solve for x
    x = 3,544,884,497.12/67,992.12
  6. Step 6: Final answer
    x = 52,136.70

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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.