Home / 252,613.80-348,606.63-139,436.46

Finding the Fourth Proportional to 252,613.80, 348,606.63 and 139,436.46

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Solution

The fourth proportional to 252,613.80, 348,606.63 and 139,436.46 is: 192,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,613.80 : 348,606.63 = 139,436.46 : x
  2. Step 2: Convert to fraction form
    252,613.80/348,606.63 = 139,436.46/x
  3. Step 3: Cross multiply
    252,613.80x = 348,606.63 × 139,436.46
  4. Step 4: Simplify right side
    252,613.80x = 48,608,474,419.73
  5. Step 5: Solve for x
    x = 48,608,474,419.73/252,613.80
  6. Step 6: Final answer
    x = 192,422.09

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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.