Home / 68,474.19-94,492.62-38,259.76

Finding the Fourth Proportional to 68,474.19, 94,492.62 and 38,259.76

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Solution

The fourth proportional to 68,474.19, 94,492.62 and 38,259.76 is: 52,797.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,474.19 : 94,492.62 = 38,259.76 : x
  2. Step 2: Convert to fraction form
    68,474.19/94,492.62 = 38,259.76/x
  3. Step 3: Cross multiply
    68,474.19x = 94,492.62 × 38,259.76
  4. Step 4: Simplify right side
    68,474.19x = 3,615,265,199.20
  5. Step 5: Solve for x
    x = 3,615,265,199.20/68,474.19
  6. Step 6: Final answer
    x = 52,797.49

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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.