Home / 130,954.24-196,196.48-79,569.44

Finding the Fourth Proportional to 130,954.24, 196,196.48 and 79,569.44

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Solution

The fourth proportional to 130,954.24, 196,196.48 and 79,569.44 is: 119,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,954.24 : 196,196.48 = 79,569.44 : x
  2. Step 2: Convert to fraction form
    130,954.24/196,196.48 = 79,569.44/x
  3. Step 3: Cross multiply
    130,954.24x = 196,196.48 × 79,569.44
  4. Step 4: Simplify right side
    130,954.24x = 15,611,244,043.57
  5. Step 5: Solve for x
    x = 15,611,244,043.57/130,954.24
  6. Step 6: Final answer
    x = 119,211.44

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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.