Home / 175,581.80-263,459.10-70,404.20

Finding the Fourth Proportional to 175,581.80, 263,459.10 and 70,404.20

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Solution

The fourth proportional to 175,581.80, 263,459.10 and 70,404.20 is: 105,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,581.80 : 263,459.10 = 70,404.20 : x
  2. Step 2: Convert to fraction form
    175,581.80/263,459.10 = 70,404.20/x
  3. Step 3: Cross multiply
    175,581.80x = 263,459.10 × 70,404.20
  4. Step 4: Simplify right side
    175,581.80x = 18,548,627,168.22
  5. Step 5: Solve for x
    x = 18,548,627,168.22/175,581.80
  6. Step 6: Final answer
    x = 105,640.94

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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.