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Finding the Fourth Proportional to 161,735, 242,334.28 and 98,363.44

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Solution

The fourth proportional to 161,735, 242,334.28 and 98,363.44 is: 147,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,735 : 242,334.28 = 98,363.44 : x
  2. Step 2: Convert to fraction form
    161,735/242,334.28 = 98,363.44/x
  3. Step 3: Cross multiply
    161,735x = 242,334.28 × 98,363.44
  4. Step 4: Simplify right side
    161,735x = 23,836,833,410.72
  5. Step 5: Solve for x
    x = 23,836,833,410.72/161,735
  6. Step 6: Final answer
    x = 147,382.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.