Home / 247,104.90-341,010.72-139,675.32

Finding the Fourth Proportional to 247,104.90, 341,010.72 and 139,675.32

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Solution

The fourth proportional to 247,104.90, 341,010.72 and 139,675.32 is: 192,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,104.90 : 341,010.72 = 139,675.32 : x
  2. Step 2: Convert to fraction form
    247,104.90/341,010.72 = 139,675.32/x
  3. Step 3: Cross multiply
    247,104.90x = 341,010.72 × 139,675.32
  4. Step 4: Simplify right side
    247,104.90x = 47,630,781,439.43
  5. Step 5: Solve for x
    x = 47,630,781,439.43/247,104.90
  6. Step 6: Final answer
    x = 192,755.31

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1.5x scale

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.