Home / 119,215.36-178,836-44,326.72

Finding the Fourth Proportional to 119,215.36, 178,836 and 44,326.72

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Solution

The fourth proportional to 119,215.36, 178,836 and 44,326.72 is: 66,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,215.36 : 178,836 = 44,326.72 : x
  2. Step 2: Convert to fraction form
    119,215.36/178,836 = 44,326.72/x
  3. Step 3: Cross multiply
    119,215.36x = 178,836 × 44,326.72
  4. Step 4: Simplify right side
    119,215.36x = 7,927,213,297.92
  5. Step 5: Solve for x
    x = 7,927,213,297.92/119,215.36
  6. Step 6: Final answer
    x = 66,494.90

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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.