Home / 252,330.77-348,215.48-137,609.15

Finding the Fourth Proportional to 252,330.77, 348,215.48 and 137,609.15

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Solution

The fourth proportional to 252,330.77, 348,215.48 and 137,609.15 is: 189,900.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,330.77 : 348,215.48 = 137,609.15 : x
  2. Step 2: Convert to fraction form
    252,330.77/348,215.48 = 137,609.15/x
  3. Step 3: Cross multiply
    252,330.77x = 348,215.48 × 137,609.15
  4. Step 4: Simplify right side
    252,330.77x = 47,917,636,402.13
  5. Step 5: Solve for x
    x = 47,917,636,402.13/252,330.77
  6. Step 6: Final answer
    x = 189,900.09

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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.