Home / 279,769.14-386,080.83-152,444.43

Finding the Fourth Proportional to 279,769.14, 386,080.83 and 152,444.43

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Solution

The fourth proportional to 279,769.14, 386,080.83 and 152,444.43 is: 210,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,769.14 : 386,080.83 = 152,444.43 : x
  2. Step 2: Convert to fraction form
    279,769.14/386,080.83 = 152,444.43/x
  3. Step 3: Cross multiply
    279,769.14x = 386,080.83 × 152,444.43
  4. Step 4: Simplify right side
    279,769.14x = 58,855,872,063.28
  5. Step 5: Solve for x
    x = 58,855,872,063.28/279,769.14
  6. Step 6: Final answer
    x = 210,373.00

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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.