Home / 279,519.03-385,740.93-158,664.02

Finding the Fourth Proportional to 279,519.03, 385,740.93 and 158,664.02

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Solution

The fourth proportional to 279,519.03, 385,740.93 and 158,664.02 is: 218,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,519.03 : 385,740.93 = 158,664.02 : x
  2. Step 2: Convert to fraction form
    279,519.03/385,740.93 = 158,664.02/x
  3. Step 3: Cross multiply
    279,519.03x = 385,740.93 × 158,664.02
  4. Step 4: Simplify right side
    279,519.03x = 61,203,206,632.34
  5. Step 5: Solve for x
    x = 61,203,206,632.34/279,519.03
  6. Step 6: Final answer
    x = 218,959.00

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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.