Home / 130,210.80-195,324.84-47,094

Finding the Fourth Proportional to 130,210.80, 195,324.84 and 47,094

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Solution

The fourth proportional to 130,210.80, 195,324.84 and 47,094 is: 70,644.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,210.80 : 195,324.84 = 47,094 : x
  2. Step 2: Convert to fraction form
    130,210.80/195,324.84 = 47,094/x
  3. Step 3: Cross multiply
    130,210.80x = 195,324.84 × 47,094
  4. Step 4: Simplify right side
    130,210.80x = 9,198,628,014.96
  5. Step 5: Solve for x
    x = 9,198,628,014.96/130,210.80
  6. Step 6: Final answer
    x = 70,644.12

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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.