Home / 64,443.02-96,645.92-22,321.40

Finding the Fourth Proportional to 64,443.02, 96,645.92 and 22,321.40

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Solution

The fourth proportional to 64,443.02, 96,645.92 and 22,321.40 is: 33,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,443.02 : 96,645.92 = 22,321.40 : x
  2. Step 2: Convert to fraction form
    64,443.02/96,645.92 = 22,321.40/x
  3. Step 3: Cross multiply
    64,443.02x = 96,645.92 × 22,321.40
  4. Step 4: Simplify right side
    64,443.02x = 2,157,272,238.69
  5. Step 5: Solve for x
    x = 2,157,272,238.69/64,443.02
  6. Step 6: Final answer
    x = 33,475.65

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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.