Home / 252,218.34-348,059.03-139,041.09

Finding the Fourth Proportional to 252,218.34, 348,059.03 and 139,041.09

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Solution

The fourth proportional to 252,218.34, 348,059.03 and 139,041.09 is: 191,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,218.34 : 348,059.03 = 139,041.09 : x
  2. Step 2: Convert to fraction form
    252,218.34/348,059.03 = 139,041.09/x
  3. Step 3: Cross multiply
    252,218.34x = 348,059.03 × 139,041.09
  4. Step 4: Simplify right side
    252,218.34x = 48,394,506,220.34
  5. Step 5: Solve for x
    x = 48,394,506,220.34/252,218.34
  6. Step 6: Final answer
    x = 191,875.44

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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.