Home / 118,857.24-164,002.14-67,846.68

Finding the Fourth Proportional to 118,857.24, 164,002.14 and 67,846.68

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Solution

The fourth proportional to 118,857.24, 164,002.14 and 67,846.68 is: 93,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,857.24 : 164,002.14 = 67,846.68 : x
  2. Step 2: Convert to fraction form
    118,857.24/164,002.14 = 67,846.68/x
  3. Step 3: Cross multiply
    118,857.24x = 164,002.14 × 67,846.68
  4. Step 4: Simplify right side
    118,857.24x = 11,127,000,711.90
  5. Step 5: Solve for x
    x = 11,127,000,711.90/118,857.24
  6. Step 6: Final answer
    x = 93,616.52

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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.