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Finding the Fourth Proportional to 247,557.82, 341,629.50 and 134,380.58

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Solution

The fourth proportional to 247,557.82, 341,629.50 and 134,380.58 is: 185,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,557.82 : 341,629.50 = 134,380.58 : x
  2. Step 2: Convert to fraction form
    247,557.82/341,629.50 = 134,380.58/x
  3. Step 3: Cross multiply
    247,557.82x = 341,629.50 × 134,380.58
  4. Step 4: Simplify right side
    247,557.82x = 45,908,370,355.11
  5. Step 5: Solve for x
    x = 45,908,370,355.11/247,557.82
  6. Step 6: Final answer
    x = 185,445.04

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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.