Home / 349,848.20-524,439.80-136,752.73

Finding the Fourth Proportional to 349,848.20, 524,439.80 and 136,752.73

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Solution

The fourth proportional to 349,848.20, 524,439.80 and 136,752.73 is: 204,999.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,848.20 : 524,439.80 = 136,752.73 : x
  2. Step 2: Convert to fraction form
    349,848.20/524,439.80 = 136,752.73/x
  3. Step 3: Cross multiply
    349,848.20x = 524,439.80 × 136,752.73
  4. Step 4: Simplify right side
    349,848.20x = 71,718,574,370.65
  5. Step 5: Solve for x
    x = 71,718,574,370.65/349,848.20
  6. Step 6: Final answer
    x = 204,999.12

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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.