Home / 99,248.31-148,871.25-46,620.59

Finding the Fourth Proportional to 99,248.31, 148,871.25 and 46,620.59

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Solution

The fourth proportional to 99,248.31, 148,871.25 and 46,620.59 is: 69,930.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,248.31 : 148,871.25 = 46,620.59 : x
  2. Step 2: Convert to fraction form
    99,248.31/148,871.25 = 46,620.59/x
  3. Step 3: Cross multiply
    99,248.31x = 148,871.25 × 46,620.59
  4. Step 4: Simplify right side
    99,248.31x = 6,940,464,764.68
  5. Step 5: Solve for x
    x = 6,940,464,764.68/99,248.31
  6. Step 6: Final answer
    x = 69,930.31

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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.