Home / 103,491.64-155,107.59-44,257.66

Finding the Fourth Proportional to 103,491.64, 155,107.59 and 44,257.66

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Solution

The fourth proportional to 103,491.64, 155,107.59 and 44,257.66 is: 66,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,491.64 : 155,107.59 = 44,257.66 : x
  2. Step 2: Convert to fraction form
    103,491.64/155,107.59 = 44,257.66/x
  3. Step 3: Cross multiply
    103,491.64x = 155,107.59 × 44,257.66
  4. Step 4: Simplify right side
    103,491.64x = 6,864,698,981.64
  5. Step 5: Solve for x
    x = 6,864,698,981.64/103,491.64
  6. Step 6: Final answer
    x = 66,330.95

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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.