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Finding the Fourth Proportional to 247,216.44, 341,155.62 and 134,038.92

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Solution

The fourth proportional to 247,216.44, 341,155.62 and 134,038.92 is: 184,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,216.44 : 341,155.62 = 134,038.92 : x
  2. Step 2: Convert to fraction form
    247,216.44/341,155.62 = 134,038.92/x
  3. Step 3: Cross multiply
    247,216.44x = 341,155.62 × 134,038.92
  4. Step 4: Simplify right side
    247,216.44x = 45,728,130,856.73
  5. Step 5: Solve for x
    x = 45,728,130,856.73/247,216.44
  6. Step 6: Final answer
    x = 184,972.05

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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.