Home / 252,488.07-348,440.82-139,318.11

Finding the Fourth Proportional to 252,488.07, 348,440.82 and 139,318.11

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Solution

The fourth proportional to 252,488.07, 348,440.82 and 139,318.11 is: 192,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,488.07 : 348,440.82 = 139,318.11 : x
  2. Step 2: Convert to fraction form
    252,488.07/348,440.82 = 139,318.11/x
  3. Step 3: Cross multiply
    252,488.07x = 348,440.82 × 139,318.11
  4. Step 4: Simplify right side
    252,488.07x = 48,544,116,489.25
  5. Step 5: Solve for x
    x = 48,544,116,489.25/252,488.07
  6. Step 6: Final answer
    x = 192,263.01

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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.