Home / 171,877.15-237,234.07-117,451.35

Finding the Fourth Proportional to 171,877.15, 237,234.07 and 117,451.35

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Solution

The fourth proportional to 171,877.15, 237,234.07 and 117,451.35 is: 162,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,877.15 : 237,234.07 = 117,451.35 : x
  2. Step 2: Convert to fraction form
    171,877.15/237,234.07 = 117,451.35/x
  3. Step 3: Cross multiply
    171,877.15x = 237,234.07 × 117,451.35
  4. Step 4: Simplify right side
    171,877.15x = 27,863,461,787.49
  5. Step 5: Solve for x
    x = 27,863,461,787.49/171,877.15
  6. Step 6: Final answer
    x = 162,112.66

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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.