Home / 252,561.60-348,519.36-139,383.84

Finding the Fourth Proportional to 252,561.60, 348,519.36 and 139,383.84

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Solution

The fourth proportional to 252,561.60, 348,519.36 and 139,383.84 is: 192,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,561.60 : 348,519.36 = 139,383.84 : x
  2. Step 2: Convert to fraction form
    252,561.60/348,519.36 = 139,383.84/x
  3. Step 3: Cross multiply
    252,561.60x = 348,519.36 × 139,383.84
  4. Step 4: Simplify right side
    252,561.60x = 48,577,966,711.14
  5. Step 5: Solve for x
    x = 48,577,966,711.14/252,561.60
  6. Step 6: Final answer
    x = 192,341.06

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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.