Home / 252,634.68-348,635.52-139,457.16

Finding the Fourth Proportional to 252,634.68, 348,635.52 and 139,457.16

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Solution

The fourth proportional to 252,634.68, 348,635.52 and 139,457.16 is: 192,450.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,634.68 : 348,635.52 = 139,457.16 : x
  2. Step 2: Convert to fraction form
    252,634.68/348,635.52 = 139,457.16/x
  3. Step 3: Cross multiply
    252,634.68x = 348,635.52 × 139,457.16
  4. Step 4: Simplify right side
    252,634.68x = 48,619,719,494.32
  5. Step 5: Solve for x
    x = 48,619,719,494.32/252,634.68
  6. Step 6: Final answer
    x = 192,450.69

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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.