Home / 103,182.54-154,782.09-44,018.79

Finding the Fourth Proportional to 103,182.54, 154,782.09 and 44,018.79

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Solution

The fourth proportional to 103,182.54, 154,782.09 and 44,018.79 is: 66,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,182.54 : 154,782.09 = 44,018.79 : x
  2. Step 2: Convert to fraction form
    103,182.54/154,782.09 = 44,018.79/x
  3. Step 3: Cross multiply
    103,182.54x = 154,782.09 × 44,018.79
  4. Step 4: Simplify right side
    103,182.54x = 6,813,320,315.47
  5. Step 5: Solve for x
    x = 6,813,320,315.47/103,182.54
  6. Step 6: Final answer
    x = 66,031.72

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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.