Home / 67,500.61-93,145.44-39,208.12

Finding the Fourth Proportional to 67,500.61, 93,145.44 and 39,208.12

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Solution

The fourth proportional to 67,500.61, 93,145.44 and 39,208.12 is: 54,104.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,500.61 : 93,145.44 = 39,208.12 : x
  2. Step 2: Convert to fraction form
    67,500.61/93,145.44 = 39,208.12/x
  3. Step 3: Cross multiply
    67,500.61x = 93,145.44 × 39,208.12
  4. Step 4: Simplify right side
    67,500.61x = 3,652,057,503.14
  5. Step 5: Solve for x
    x = 3,652,057,503.14/67,500.61
  6. Step 6: Final answer
    x = 54,104.07

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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.