Home / 175,440.75-242,093.52-103,808.22

Finding the Fourth Proportional to 175,440.75, 242,093.52 and 103,808.22

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Solution

The fourth proportional to 175,440.75, 242,093.52 and 103,808.22 is: 143,246.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,440.75 : 242,093.52 = 103,808.22 : x
  2. Step 2: Convert to fraction form
    175,440.75/242,093.52 = 103,808.22/x
  3. Step 3: Cross multiply
    175,440.75x = 242,093.52 × 103,808.22
  4. Step 4: Simplify right side
    175,440.75x = 25,131,297,384.73
  5. Step 5: Solve for x
    x = 25,131,297,384.73/175,440.75
  6. Step 6: Final answer
    x = 143,246.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.