Home / 252,338.04-348,220.08-139,153.56

Finding the Fourth Proportional to 252,338.04, 348,220.08 and 139,153.56

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Solution

The fourth proportional to 252,338.04, 348,220.08 and 139,153.56 is: 192,028.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,338.04 : 348,220.08 = 139,153.56 : x
  2. Step 2: Convert to fraction form
    252,338.04/348,220.08 = 139,153.56/x
  3. Step 3: Cross multiply
    252,338.04x = 348,220.08 × 139,153.56
  4. Step 4: Simplify right side
    252,338.04x = 48,456,063,795.48
  5. Step 5: Solve for x
    x = 48,456,063,795.48/252,338.04
  6. Step 6: Final answer
    x = 192,028.38

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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.