Home / 252,740.84-348,859.58-155,974.28

Finding the Fourth Proportional to 252,740.84, 348,859.58 and 155,974.28

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Solution

The fourth proportional to 252,740.84, 348,859.58 and 155,974.28 is: 215,292.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,740.84 : 348,859.58 = 155,974.28 : x
  2. Step 2: Convert to fraction form
    252,740.84/348,859.58 = 155,974.28/x
  3. Step 3: Cross multiply
    252,740.84x = 348,859.58 × 155,974.28
  4. Step 4: Simplify right side
    252,740.84x = 54,413,121,811.60
  5. Step 5: Solve for x
    x = 54,413,121,811.60/252,740.84
  6. Step 6: Final answer
    x = 215,292.16

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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.