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Finding the Fourth Proportional to 161,046.10, 241,569.15 and 113,806.90

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Solution

The fourth proportional to 161,046.10, 241,569.15 and 113,806.90 is: 170,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,046.10 : 241,569.15 = 113,806.90 : x
  2. Step 2: Convert to fraction form
    161,046.10/241,569.15 = 113,806.90/x
  3. Step 3: Cross multiply
    161,046.10x = 241,569.15 × 113,806.90
  4. Step 4: Simplify right side
    161,046.10x = 27,492,236,097.14
  5. Step 5: Solve for x
    x = 27,492,236,097.14/161,046.10
  6. Step 6: Final answer
    x = 170,710.35

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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.