Home / 247,890.22-342,079.23-134,709.10

Finding the Fourth Proportional to 247,890.22, 342,079.23 and 134,709.10

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Solution

The fourth proportional to 247,890.22, 342,079.23 and 134,709.10 is: 185,893.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,890.22 : 342,079.23 = 134,709.10 : x
  2. Step 2: Convert to fraction form
    247,890.22/342,079.23 = 134,709.10/x
  3. Step 3: Cross multiply
    247,890.22x = 342,079.23 × 134,709.10
  4. Step 4: Simplify right side
    247,890.22x = 46,081,185,201.99
  5. Step 5: Solve for x
    x = 46,081,185,201.99/247,890.22
  6. Step 6: Final answer
    x = 185,893.52

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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.