Home / 131,056.28-196,551.90-56,167.92

Finding the Fourth Proportional to 131,056.28, 196,551.90 and 56,167.92

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Solution

The fourth proportional to 131,056.28, 196,551.90 and 56,167.92 is: 84,237.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,056.28 : 196,551.90 = 56,167.92 : x
  2. Step 2: Convert to fraction form
    131,056.28/196,551.90 = 56,167.92/x
  3. Step 3: Cross multiply
    131,056.28x = 196,551.90 × 56,167.92
  4. Step 4: Simplify right side
    131,056.28x = 11,039,911,395.05
  5. Step 5: Solve for x
    x = 11,039,911,395.05/131,056.28
  6. Step 6: Final answer
    x = 84,237.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.