Home / 247,138.28-341,050.50-133,961

Finding the Fourth Proportional to 247,138.28, 341,050.50 and 133,961

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Solution

The fourth proportional to 247,138.28, 341,050.50 and 133,961 is: 184,866.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,138.28 : 341,050.50 = 133,961 : x
  2. Step 2: Convert to fraction form
    247,138.28/341,050.50 = 133,961/x
  3. Step 3: Cross multiply
    247,138.28x = 341,050.50 × 133,961
  4. Step 4: Simplify right side
    247,138.28x = 45,687,466,030.50
  5. Step 5: Solve for x
    x = 45,687,466,030.50/247,138.28
  6. Step 6: Final answer
    x = 184,866.00

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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.