Home / 175,064.40-262,726.20-69,958.80

Finding the Fourth Proportional to 175,064.40, 262,726.20 and 69,958.80

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Solution

The fourth proportional to 175,064.40, 262,726.20 and 69,958.80 is: 104,989.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,064.40 : 262,726.20 = 69,958.80 : x
  2. Step 2: Convert to fraction form
    175,064.40/262,726.20 = 69,958.80/x
  3. Step 3: Cross multiply
    175,064.40x = 262,726.20 × 69,958.80
  4. Step 4: Simplify right side
    175,064.40x = 18,380,009,680.56
  5. Step 5: Solve for x
    x = 18,380,009,680.56/175,064.40
  6. Step 6: Final answer
    x = 104,989.99

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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.