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Finding the Fourth Proportional to 117,160.17, 175,748.46 and 47,039.48

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Solution

The fourth proportional to 117,160.17, 175,748.46 and 47,039.48 is: 70,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,160.17 : 175,748.46 = 47,039.48 : x
  2. Step 2: Convert to fraction form
    117,160.17/175,748.46 = 47,039.48/x
  3. Step 3: Cross multiply
    117,160.17x = 175,748.46 × 47,039.48
  4. Step 4: Simplify right side
    117,160.17x = 8,267,116,894.00
  5. Step 5: Solve for x
    x = 8,267,116,894.00/117,160.17
  6. Step 6: Final answer
    x = 70,562.52

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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.