Home / 131,439.28-197,299.26-56,596.48

Finding the Fourth Proportional to 131,439.28, 197,299.26 and 56,596.48

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Solution

The fourth proportional to 131,439.28, 197,299.26 and 56,596.48 is: 84,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,439.28 : 197,299.26 = 56,596.48 : x
  2. Step 2: Convert to fraction form
    131,439.28/197,299.26 = 56,596.48/x
  3. Step 3: Cross multiply
    131,439.28x = 197,299.26 × 56,596.48
  4. Step 4: Simplify right side
    131,439.28x = 11,166,443,622.60
  5. Step 5: Solve for x
    x = 11,166,443,622.60/131,439.28
  6. Step 6: Final answer
    x = 84,955.15

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1.5x scale

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.