Home / 113,494.08-170,234.64-43,380.48

Finding the Fourth Proportional to 113,494.08, 170,234.64 and 43,380.48

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Solution

The fourth proportional to 113,494.08, 170,234.64 and 43,380.48 is: 65,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,494.08 : 170,234.64 = 43,380.48 : x
  2. Step 2: Convert to fraction form
    113,494.08/170,234.64 = 43,380.48/x
  3. Step 3: Cross multiply
    113,494.08x = 170,234.64 × 43,380.48
  4. Step 4: Simplify right side
    113,494.08x = 7,384,860,395.83
  5. Step 5: Solve for x
    x = 7,384,860,395.83/113,494.08
  6. Step 6: Final answer
    x = 65,068.24

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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.