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Finding the Fourth Proportional to 64,567.58, 96,643.05 and 33,359.90

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Solution

The fourth proportional to 64,567.58, 96,643.05 and 33,359.90 is: 49,932.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,567.58 : 96,643.05 = 33,359.90 : x
  2. Step 2: Convert to fraction form
    64,567.58/96,643.05 = 33,359.90/x
  3. Step 3: Cross multiply
    64,567.58x = 96,643.05 × 33,359.90
  4. Step 4: Simplify right side
    64,567.58x = 3,224,002,483.70
  5. Step 5: Solve for x
    x = 3,224,002,483.70/64,567.58
  6. Step 6: Final answer
    x = 49,932.22

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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.