Home / 136,761.39-205,233.73-48,015.16

Finding the Fourth Proportional to 136,761.39, 205,233.73 and 48,015.16

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Solution

The fourth proportional to 136,761.39, 205,233.73 and 48,015.16 is: 72,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,761.39 : 205,233.73 = 48,015.16 : x
  2. Step 2: Convert to fraction form
    136,761.39/205,233.73 = 48,015.16/x
  3. Step 3: Cross multiply
    136,761.39x = 205,233.73 × 48,015.16
  4. Step 4: Simplify right side
    136,761.39x = 9,854,329,750.22
  5. Step 5: Solve for x
    x = 9,854,329,750.22/136,761.39
  6. Step 6: Final answer
    x = 72,054.91

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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.