Home / 99,345.51-149,083.92-46,770.03

Finding the Fourth Proportional to 99,345.51, 149,083.92 and 46,770.03

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Solution

The fourth proportional to 99,345.51, 149,083.92 and 46,770.03 is: 70,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,345.51 : 149,083.92 = 46,770.03 : x
  2. Step 2: Convert to fraction form
    99,345.51/149,083.92 = 46,770.03/x
  3. Step 3: Cross multiply
    99,345.51x = 149,083.92 × 46,770.03
  4. Step 4: Simplify right side
    99,345.51x = 6,972,659,410.92
  5. Step 5: Solve for x
    x = 6,972,659,410.92/99,345.51
  6. Step 6: Final answer
    x = 70,185.95

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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.