Home / 104,780.08-144,596.37-57,033.28

Finding the Fourth Proportional to 104,780.08, 144,596.37 and 57,033.28

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Solution

The fourth proportional to 104,780.08, 144,596.37 and 57,033.28 is: 78,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,780.08 : 144,596.37 = 57,033.28 : x
  2. Step 2: Convert to fraction form
    104,780.08/144,596.37 = 57,033.28/x
  3. Step 3: Cross multiply
    104,780.08x = 144,596.37 × 57,033.28
  4. Step 4: Simplify right side
    104,780.08x = 8,246,805,257.19
  5. Step 5: Solve for x
    x = 8,246,805,257.19/104,780.08
  6. Step 6: Final answer
    x = 78,705.85

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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.