Home / 64,606.35-96,909.52-20,236.58

Finding the Fourth Proportional to 64,606.35, 96,909.52 and 20,236.58

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Solution

The fourth proportional to 64,606.35, 96,909.52 and 20,236.58 is: 30,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,606.35 : 96,909.52 = 20,236.58 : x
  2. Step 2: Convert to fraction form
    64,606.35/96,909.52 = 20,236.58/x
  3. Step 3: Cross multiply
    64,606.35x = 96,909.52 × 20,236.58
  4. Step 4: Simplify right side
    64,606.35x = 1,961,117,254.24
  5. Step 5: Solve for x
    x = 1,961,117,254.24/64,606.35
  6. Step 6: Final answer
    x = 30,354.87

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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.