Home / 252,426.60-348,352.56-139,249.32

Finding the Fourth Proportional to 252,426.60, 348,352.56 and 139,249.32

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Solution

The fourth proportional to 252,426.60, 348,352.56 and 139,249.32 is: 192,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,426.60 : 348,352.56 = 139,249.32 : x
  2. Step 2: Convert to fraction form
    252,426.60/348,352.56 = 139,249.32/x
  3. Step 3: Cross multiply
    252,426.60x = 348,352.56 × 139,249.32
  4. Step 4: Simplify right side
    252,426.60x = 48,507,857,100.26
  5. Step 5: Solve for x
    x = 48,507,857,100.26/252,426.60
  6. Step 6: Final answer
    x = 192,166.19

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1.5x scale

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.