Home / 175,441.75-242,094.90-103,809.22

Finding the Fourth Proportional to 175,441.75, 242,094.90 and 103,809.22

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Solution

The fourth proportional to 175,441.75, 242,094.90 and 103,809.22 is: 143,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,441.75 : 242,094.90 = 103,809.22 : x
  2. Step 2: Convert to fraction form
    175,441.75/242,094.90 = 103,809.22/x
  3. Step 3: Cross multiply
    175,441.75x = 242,094.90 × 103,809.22
  4. Step 4: Simplify right side
    175,441.75x = 25,131,682,734.98
  5. Step 5: Solve for x
    x = 25,131,682,734.98/175,441.75
  6. Step 6: Final answer
    x = 143,248.02

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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.