Home / 118,184.24-163,090.68-64,470.08

Finding the Fourth Proportional to 118,184.24, 163,090.68 and 64,470.08

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Solution

The fourth proportional to 118,184.24, 163,090.68 and 64,470.08 is: 88,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,184.24 : 163,090.68 = 64,470.08 : x
  2. Step 2: Convert to fraction form
    118,184.24/163,090.68 = 64,470.08/x
  3. Step 3: Cross multiply
    118,184.24x = 163,090.68 × 64,470.08
  4. Step 4: Simplify right side
    118,184.24x = 10,514,469,186.85
  5. Step 5: Solve for x
    x = 10,514,469,186.85/118,184.24
  6. Step 6: Final answer
    x = 88,966.76

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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.