Home / 247,846.25-342,029.90-134,669

Finding the Fourth Proportional to 247,846.25, 342,029.90 and 134,669

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Solution

The fourth proportional to 247,846.25, 342,029.90 and 134,669 is: 185,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,846.25 : 342,029.90 = 134,669 : x
  2. Step 2: Convert to fraction form
    247,846.25/342,029.90 = 134,669/x
  3. Step 3: Cross multiply
    247,846.25x = 342,029.90 × 134,669
  4. Step 4: Simplify right side
    247,846.25x = 46,060,824,603.10
  5. Step 5: Solve for x
    x = 46,060,824,603.10/247,846.25
  6. Step 6: Final answer
    x = 185,844.35

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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.