Home / 381,969.06-573,024.03-125,816.70

Finding the Fourth Proportional to 381,969.06, 573,024.03 and 125,816.70

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Solution

The fourth proportional to 381,969.06, 573,024.03 and 125,816.70 is: 188,748.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,969.06 : 573,024.03 = 125,816.70 : x
  2. Step 2: Convert to fraction form
    381,969.06/573,024.03 = 125,816.70/x
  3. Step 3: Cross multiply
    381,969.06x = 573,024.03 × 125,816.70
  4. Step 4: Simplify right side
    381,969.06x = 72,095,992,475.30
  5. Step 5: Solve for x
    x = 72,095,992,475.30/381,969.06
  6. Step 6: Final answer
    x = 188,748.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.