Home / 113,293.08-169,840.26-43,125.72

Finding the Fourth Proportional to 113,293.08, 169,840.26 and 43,125.72

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Solution

The fourth proportional to 113,293.08, 169,840.26 and 43,125.72 is: 64,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,293.08 : 169,840.26 = 43,125.72 : x
  2. Step 2: Convert to fraction form
    113,293.08/169,840.26 = 43,125.72/x
  3. Step 3: Cross multiply
    113,293.08x = 169,840.26 × 43,125.72
  4. Step 4: Simplify right side
    113,293.08x = 7,324,483,497.49
  5. Step 5: Solve for x
    x = 7,324,483,497.49/113,293.08
  6. Step 6: Final answer
    x = 64,650.76

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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.