Home / 162,835.86-224,711.01-91,218.44

Finding the Fourth Proportional to 162,835.86, 224,711.01 and 91,218.44

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Solution

The fourth proportional to 162,835.86, 224,711.01 and 91,218.44 is: 125,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,835.86 : 224,711.01 = 91,218.44 : x
  2. Step 2: Convert to fraction form
    162,835.86/224,711.01 = 91,218.44/x
  3. Step 3: Cross multiply
    162,835.86x = 224,711.01 × 91,218.44
  4. Step 4: Simplify right side
    162,835.86x = 20,497,786,659.47
  5. Step 5: Solve for x
    x = 20,497,786,659.47/162,835.86
  6. Step 6: Final answer
    x = 125,880.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.