Home / 175,422.11-242,082.43-98,941.05

Finding the Fourth Proportional to 175,422.11, 242,082.43 and 98,941.05

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Solution

The fourth proportional to 175,422.11, 242,082.43 and 98,941.05 is: 136,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,422.11 : 242,082.43 = 98,941.05 : x
  2. Step 2: Convert to fraction form
    175,422.11/242,082.43 = 98,941.05/x
  3. Step 3: Cross multiply
    175,422.11x = 242,082.43 × 98,941.05
  4. Step 4: Simplify right side
    175,422.11x = 23,951,889,563.40
  5. Step 5: Solve for x
    x = 23,951,889,563.40/175,422.11
  6. Step 6: Final answer
    x = 136,538.61

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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.