Home / 67,385.19-92,984.13-39,085.41

Finding the Fourth Proportional to 67,385.19, 92,984.13 and 39,085.41

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Solution

The fourth proportional to 67,385.19, 92,984.13 and 39,085.41 is: 53,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,385.19 : 92,984.13 = 39,085.41 : x
  2. Step 2: Convert to fraction form
    67,385.19/92,984.13 = 39,085.41/x
  3. Step 3: Cross multiply
    67,385.19x = 92,984.13 × 39,085.41
  4. Step 4: Simplify right side
    67,385.19x = 3,634,322,844.54
  5. Step 5: Solve for x
    x = 3,634,322,844.54/67,385.19
  6. Step 6: Final answer
    x = 53,933.55

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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.