Home / 175,219.04-263,015.60-75,428.64

Finding the Fourth Proportional to 175,219.04, 263,015.60 and 75,428.64

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Solution

The fourth proportional to 175,219.04, 263,015.60 and 75,428.64 is: 113,223.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,219.04 : 263,015.60 = 75,428.64 : x
  2. Step 2: Convert to fraction form
    175,219.04/263,015.60 = 75,428.64/x
  3. Step 3: Cross multiply
    175,219.04x = 263,015.60 × 75,428.64
  4. Step 4: Simplify right side
    175,219.04x = 19,838,909,006.78
  5. Step 5: Solve for x
    x = 19,838,909,006.78/175,219.04
  6. Step 6: Final answer
    x = 113,223.48

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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.