Home / 130,104.86-195,170.28-35,336.54

Finding the Fourth Proportional to 130,104.86, 195,170.28 and 35,336.54

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Solution

The fourth proportional to 130,104.86, 195,170.28 and 35,336.54 is: 53,008.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,104.86 : 195,170.28 = 35,336.54 : x
  2. Step 2: Convert to fraction form
    130,104.86/195,170.28 = 35,336.54/x
  3. Step 3: Cross multiply
    130,104.86x = 195,170.28 × 35,336.54
  4. Step 4: Simplify right side
    130,104.86x = 6,896,642,406.03
  5. Step 5: Solve for x
    x = 6,896,642,406.03/130,104.86
  6. Step 6: Final answer
    x = 53,008.34

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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.