Home / 68,144.06-94,038.08-37,928.90

Finding the Fourth Proportional to 68,144.06, 94,038.08 and 37,928.90

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Solution

The fourth proportional to 68,144.06, 94,038.08 and 37,928.90 is: 52,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,144.06 : 94,038.08 = 37,928.90 : x
  2. Step 2: Convert to fraction form
    68,144.06/94,038.08 = 37,928.90/x
  3. Step 3: Cross multiply
    68,144.06x = 94,038.08 × 37,928.90
  4. Step 4: Simplify right side
    68,144.06x = 3,566,760,367.50
  5. Step 5: Solve for x
    x = 3,566,760,367.50/68,144.06
  6. Step 6: Final answer
    x = 52,341.48

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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.