Home / 114,187.68-171,177.84-64,836

Finding the Fourth Proportional to 114,187.68, 171,177.84 and 64,836

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Solution

The fourth proportional to 114,187.68, 171,177.84 and 64,836 is: 97,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,187.68 : 171,177.84 = 64,836 : x
  2. Step 2: Convert to fraction form
    114,187.68/171,177.84 = 64,836/x
  3. Step 3: Cross multiply
    114,187.68x = 171,177.84 × 64,836
  4. Step 4: Simplify right side
    114,187.68x = 11,098,486,434.24
  5. Step 5: Solve for x
    x = 11,098,486,434.24/114,187.68
  6. Step 6: Final answer
    x = 97,195.13

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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.