Home / 247,142.28-341,056.02-133,965

Finding the Fourth Proportional to 247,142.28, 341,056.02 and 133,965

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Solution

The fourth proportional to 247,142.28, 341,056.02 and 133,965 is: 184,871.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,142.28 : 341,056.02 = 133,965 : x
  2. Step 2: Convert to fraction form
    247,142.28/341,056.02 = 133,965/x
  3. Step 3: Cross multiply
    247,142.28x = 341,056.02 × 133,965
  4. Step 4: Simplify right side
    247,142.28x = 45,689,569,719.30
  5. Step 5: Solve for x
    x = 45,689,569,719.30/247,142.28
  6. Step 6: Final answer
    x = 184,871.52

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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.