Home / 226,288.94-312,244.02-130,777.20

Finding the Fourth Proportional to 226,288.94, 312,244.02 and 130,777.20

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Solution

The fourth proportional to 226,288.94, 312,244.02 and 130,777.20 is: 180,452.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,288.94 : 312,244.02 = 130,777.20 : x
  2. Step 2: Convert to fraction form
    226,288.94/312,244.02 = 130,777.20/x
  3. Step 3: Cross multiply
    226,288.94x = 312,244.02 × 130,777.20
  4. Step 4: Simplify right side
    226,288.94x = 40,834,398,652.34
  5. Step 5: Solve for x
    x = 40,834,398,652.34/226,288.94
  6. Step 6: Final answer
    x = 180,452.48

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1.5x scale

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.