Home / 252,841.69-348,921.54-139,664.44

Finding the Fourth Proportional to 252,841.69, 348,921.54 and 139,664.44

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Solution

The fourth proportional to 252,841.69, 348,921.54 and 139,664.44 is: 192,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,841.69 : 348,921.54 = 139,664.44 : x
  2. Step 2: Convert to fraction form
    252,841.69/348,921.54 = 139,664.44/x
  3. Step 3: Cross multiply
    252,841.69x = 348,921.54 × 139,664.44
  4. Step 4: Simplify right side
    252,841.69x = 48,731,931,488.04
  5. Step 5: Solve for x
    x = 48,731,931,488.04/252,841.69
  6. Step 6: Final answer
    x = 192,736.93

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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.