Home / 68,303.97-94,257.02-39,624.21

Finding the Fourth Proportional to 68,303.97, 94,257.02 and 39,624.21

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Solution

The fourth proportional to 68,303.97, 94,257.02 and 39,624.21 is: 54,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,303.97 : 94,257.02 = 39,624.21 : x
  2. Step 2: Convert to fraction form
    68,303.97/94,257.02 = 39,624.21/x
  3. Step 3: Cross multiply
    68,303.97x = 94,257.02 × 39,624.21
  4. Step 4: Simplify right side
    68,303.97x = 3,734,859,756.33
  5. Step 5: Solve for x
    x = 3,734,859,756.33/68,303.97
  6. Step 6: Final answer
    x = 54,679.98

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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.