Home / 64,917.12-97,299.80-57,536

Finding the Fourth Proportional to 64,917.12, 97,299.80 and 57,536

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Solution

The fourth proportional to 64,917.12, 97,299.80 and 57,536 is: 86,236.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,917.12 : 97,299.80 = 57,536 : x
  2. Step 2: Convert to fraction form
    64,917.12/97,299.80 = 57,536/x
  3. Step 3: Cross multiply
    64,917.12x = 97,299.80 × 57,536
  4. Step 4: Simplify right side
    64,917.12x = 5,598,241,292.80
  5. Step 5: Solve for x
    x = 5,598,241,292.80/64,917.12
  6. Step 6: Final answer
    x = 86,236.75

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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.