Home / 150,739.41-226,113.93-75,818.64

Finding the Fourth Proportional to 150,739.41, 226,113.93 and 75,818.64

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Solution

The fourth proportional to 150,739.41, 226,113.93 and 75,818.64 is: 113,730.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,739.41 : 226,113.93 = 75,818.64 : x
  2. Step 2: Convert to fraction form
    150,739.41/226,113.93 = 75,818.64/x
  3. Step 3: Cross multiply
    150,739.41x = 226,113.93 × 75,818.64
  4. Step 4: Simplify right side
    150,739.41x = 17,143,650,657.66
  5. Step 5: Solve for x
    x = 17,143,650,657.66/150,739.41
  6. Step 6: Final answer
    x = 113,730.38

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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.