Home / 148,392.04-204,784.78-91,063.03

Finding the Fourth Proportional to 148,392.04, 204,784.78 and 91,063.03

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Solution

The fourth proportional to 148,392.04, 204,784.78 and 91,063.03 is: 125,669.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,392.04 : 204,784.78 = 91,063.03 : x
  2. Step 2: Convert to fraction form
    148,392.04/204,784.78 = 91,063.03/x
  3. Step 3: Cross multiply
    148,392.04x = 204,784.78 × 91,063.03
  4. Step 4: Simplify right side
    148,392.04x = 18,648,322,059.94
  5. Step 5: Solve for x
    x = 18,648,322,059.94/148,392.04
  6. Step 6: Final answer
    x = 125,669.29

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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.