Home / 104,927.39-144,795.59-57,179.72

Finding the Fourth Proportional to 104,927.39, 144,795.59 and 57,179.72

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Solution

The fourth proportional to 104,927.39, 144,795.59 and 57,179.72 is: 78,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,927.39 : 144,795.59 = 57,179.72 : x
  2. Step 2: Convert to fraction form
    104,927.39/144,795.59 = 57,179.72/x
  3. Step 3: Cross multiply
    104,927.39x = 144,795.59 × 57,179.72
  4. Step 4: Simplify right side
    104,927.39x = 8,279,371,007.54
  5. Step 5: Solve for x
    x = 8,279,371,007.54/104,927.39
  6. Step 6: Final answer
    x = 78,905.72

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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.