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Finding the Fourth Proportional to 113,732, 170,590.82 and 44,417.10

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Solution

The fourth proportional to 113,732, 170,590.82 and 44,417.10 is: 66,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,732 : 170,590.82 = 44,417.10 : x
  2. Step 2: Convert to fraction form
    113,732/170,590.82 = 44,417.10/x
  3. Step 3: Cross multiply
    113,732x = 170,590.82 × 44,417.10
  4. Step 4: Simplify right side
    113,732x = 7,577,149,511.02
  5. Step 5: Solve for x
    x = 7,577,149,511.02/113,732
  6. Step 6: Final answer
    x = 66,622.85

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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.