Home / 171,977.14-237,335.27-99,377.62

Finding the Fourth Proportional to 171,977.14, 237,335.27 and 99,377.62

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Solution

The fourth proportional to 171,977.14, 237,335.27 and 99,377.62 is: 137,145.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,977.14 : 237,335.27 = 99,377.62 : x
  2. Step 2: Convert to fraction form
    171,977.14/237,335.27 = 99,377.62/x
  3. Step 3: Cross multiply
    171,977.14x = 237,335.27 × 99,377.62
  4. Step 4: Simplify right side
    171,977.14x = 23,585,814,274.66
  5. Step 5: Solve for x
    x = 23,585,814,274.66/171,977.14
  6. Step 6: Final answer
    x = 137,145.05

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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.