Home / 104,804.62-144,633.38-57,058.76

Finding the Fourth Proportional to 104,804.62, 144,633.38 and 57,058.76

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Solution

The fourth proportional to 104,804.62, 144,633.38 and 57,058.76 is: 78,742.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,804.62 : 144,633.38 = 57,058.76 : x
  2. Step 2: Convert to fraction form
    104,804.62/144,633.38 = 57,058.76/x
  3. Step 3: Cross multiply
    104,804.62x = 144,633.38 × 57,058.76
  4. Step 4: Simplify right side
    104,804.62x = 8,252,601,317.41
  5. Step 5: Solve for x
    x = 8,252,601,317.41/104,804.62
  6. Step 6: Final answer
    x = 78,742.72

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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.