Home / 247,977.66-342,212.59-134,802.84

Finding the Fourth Proportional to 247,977.66, 342,212.59 and 134,802.84

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Solution

The fourth proportional to 247,977.66, 342,212.59 and 134,802.84 is: 186,029.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,977.66 : 342,212.59 = 134,802.84 : x
  2. Step 2: Convert to fraction form
    247,977.66/342,212.59 = 134,802.84/x
  3. Step 3: Cross multiply
    247,977.66x = 342,212.59 × 134,802.84
  4. Step 4: Simplify right side
    247,977.66x = 46,131,229,015.76
  5. Step 5: Solve for x
    x = 46,131,229,015.76/247,977.66
  6. Step 6: Final answer
    x = 186,029.78

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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.