Home / 130,274.24-195,420.44-55,385.88

Finding the Fourth Proportional to 130,274.24, 195,420.44 and 55,385.88

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Solution

The fourth proportional to 130,274.24, 195,420.44 and 55,385.88 is: 83,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,274.24 : 195,420.44 = 55,385.88 : x
  2. Step 2: Convert to fraction form
    130,274.24/195,420.44 = 55,385.88/x
  3. Step 3: Cross multiply
    130,274.24x = 195,420.44 × 55,385.88
  4. Step 4: Simplify right side
    130,274.24x = 10,823,533,039.39
  5. Step 5: Solve for x
    x = 10,823,533,039.39/130,274.24
  6. Step 6: Final answer
    x = 83,082.68

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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.