Home / 194,496.57-268,479.06-130,871.28

Finding the Fourth Proportional to 194,496.57, 268,479.06 and 130,871.28

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Solution

The fourth proportional to 194,496.57, 268,479.06 and 130,871.28 is: 180,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,496.57 : 268,479.06 = 130,871.28 : x
  2. Step 2: Convert to fraction form
    194,496.57/268,479.06 = 130,871.28/x
  3. Step 3: Cross multiply
    194,496.57x = 268,479.06 × 130,871.28
  4. Step 4: Simplify right side
    194,496.57x = 35,136,198,235.40
  5. Step 5: Solve for x
    x = 35,136,198,235.40/194,496.57
  6. Step 6: Final answer
    x = 180,652.02

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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.