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Finding the Fourth Proportional to 173,951.45, 260,844.93 and 67,385.32

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Solution

The fourth proportional to 173,951.45, 260,844.93 and 67,385.32 is: 101,046.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,951.45 : 260,844.93 = 67,385.32 : x
  2. Step 2: Convert to fraction form
    173,951.45/260,844.93 = 67,385.32/x
  3. Step 3: Cross multiply
    173,951.45x = 260,844.93 × 67,385.32
  4. Step 4: Simplify right side
    173,951.45x = 17,577,118,741.50
  5. Step 5: Solve for x
    x = 17,577,118,741.50/173,951.45
  6. Step 6: Final answer
    x = 101,046.12

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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.