Home / 247,922.52-342,133.12-134,745.28

Finding the Fourth Proportional to 247,922.52, 342,133.12 and 134,745.28

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Solution

The fourth proportional to 247,922.52, 342,133.12 and 134,745.28 is: 185,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,922.52 : 342,133.12 = 134,745.28 : x
  2. Step 2: Convert to fraction form
    247,922.52/342,133.12 = 134,745.28/x
  3. Step 3: Cross multiply
    247,922.52x = 342,133.12 × 134,745.28
  4. Step 4: Simplify right side
    247,922.52x = 46,100,823,051.67
  5. Step 5: Solve for x
    x = 46,100,823,051.67/247,922.52
  6. Step 6: Final answer
    x = 185,948.51

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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.