Home / 64,269.24-96,236.19-51,720.72

Finding the Fourth Proportional to 64,269.24, 96,236.19 and 51,720.72

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Solution

The fourth proportional to 64,269.24, 96,236.19 and 51,720.72 is: 77,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,269.24 : 96,236.19 = 51,720.72 : x
  2. Step 2: Convert to fraction form
    64,269.24/96,236.19 = 51,720.72/x
  3. Step 3: Cross multiply
    64,269.24x = 96,236.19 × 51,720.72
  4. Step 4: Simplify right side
    64,269.24x = 4,977,405,036.86
  5. Step 5: Solve for x
    x = 4,977,405,036.86/64,269.24
  6. Step 6: Final answer
    x = 77,446.15

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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.