Home / 117,172.20-175,758.28-47,051.52

Finding the Fourth Proportional to 117,172.20, 175,758.28 and 47,051.52

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Solution

The fourth proportional to 117,172.20, 175,758.28 and 47,051.52 is: 70,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,172.20 : 175,758.28 = 47,051.52 : x
  2. Step 2: Convert to fraction form
    117,172.20/175,758.28 = 47,051.52/x
  3. Step 3: Cross multiply
    117,172.20x = 175,758.28 × 47,051.52
  4. Step 4: Simplify right side
    117,172.20x = 8,269,694,226.59
  5. Step 5: Solve for x
    x = 8,269,694,226.59/117,172.20
  6. Step 6: Final answer
    x = 70,577.27

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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.