Home / 378,111.37-566,970.22-111,835.95

Finding the Fourth Proportional to 378,111.37, 566,970.22 and 111,835.95

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Solution

The fourth proportional to 378,111.37, 566,970.22 and 111,835.95 is: 167,695.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,111.37 : 566,970.22 = 111,835.95 : x
  2. Step 2: Convert to fraction form
    378,111.37/566,970.22 = 111,835.95/x
  3. Step 3: Cross multiply
    378,111.37x = 566,970.22 × 111,835.95
  4. Step 4: Simplify right side
    378,111.37x = 63,407,653,175.41
  5. Step 5: Solve for x
    x = 63,407,653,175.41/378,111.37
  6. Step 6: Final answer
    x = 167,695.71

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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.