Home / 179,878.18-248,264.39-107,285.73

Finding the Fourth Proportional to 179,878.18, 248,264.39 and 107,285.73

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Solution

The fourth proportional to 179,878.18, 248,264.39 and 107,285.73 is: 148,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,878.18 : 248,264.39 = 107,285.73 : x
  2. Step 2: Convert to fraction form
    179,878.18/248,264.39 = 107,285.73/x
  3. Step 3: Cross multiply
    179,878.18x = 248,264.39 × 107,285.73
  4. Step 4: Simplify right side
    179,878.18x = 26,635,226,314.15
  5. Step 5: Solve for x
    x = 26,635,226,314.15/179,878.18
  6. Step 6: Final answer
    x = 148,073.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.