Home / 119,216.46-178,824.77-30,470.06

Finding the Fourth Proportional to 119,216.46, 178,824.77 and 30,470.06

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Solution

The fourth proportional to 119,216.46, 178,824.77 and 30,470.06 is: 45,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,216.46 : 178,824.77 = 30,470.06 : x
  2. Step 2: Convert to fraction form
    119,216.46/178,824.77 = 30,470.06/x
  3. Step 3: Cross multiply
    119,216.46x = 178,824.77 × 30,470.06
  4. Step 4: Simplify right side
    119,216.46x = 5,448,800,424.91
  5. Step 5: Solve for x
    x = 5,448,800,424.91/119,216.46
  6. Step 6: Final answer
    x = 45,705.10

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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.