Home / 378,048.60-567,054.06-141,373.88

Finding the Fourth Proportional to 378,048.60, 567,054.06 and 141,373.88

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Solution

The fourth proportional to 378,048.60, 567,054.06 and 141,373.88 is: 212,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,048.60 : 567,054.06 = 141,373.88 : x
  2. Step 2: Convert to fraction form
    378,048.60/567,054.06 = 141,373.88/x
  3. Step 3: Cross multiply
    378,048.60x = 567,054.06 × 141,373.88
  4. Step 4: Simplify right side
    378,048.60x = 80,166,632,631.95
  5. Step 5: Solve for x
    x = 80,166,632,631.95/378,048.60
  6. Step 6: Final answer
    x = 212,053.77

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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.