Home / 252,952.86-349,072.47-139,773.18

Finding the Fourth Proportional to 252,952.86, 349,072.47 and 139,773.18

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Solution

The fourth proportional to 252,952.86, 349,072.47 and 139,773.18 is: 192,885.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,952.86 : 349,072.47 = 139,773.18 : x
  2. Step 2: Convert to fraction form
    252,952.86/349,072.47 = 139,773.18/x
  3. Step 3: Cross multiply
    252,952.86x = 349,072.47 × 139,773.18
  4. Step 4: Simplify right side
    252,952.86x = 48,790,969,182.35
  5. Step 5: Solve for x
    x = 48,790,969,182.35/252,952.86
  6. Step 6: Final answer
    x = 192,885.62

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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.