Home / 130,287.45-195,524.52-55,460.07

Finding the Fourth Proportional to 130,287.45, 195,524.52 and 55,460.07

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Solution

The fourth proportional to 130,287.45, 195,524.52 and 55,460.07 is: 83,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,287.45 : 195,524.52 = 55,460.07 : x
  2. Step 2: Convert to fraction form
    130,287.45/195,524.52 = 55,460.07/x
  3. Step 3: Cross multiply
    130,287.45x = 195,524.52 × 55,460.07
  4. Step 4: Simplify right side
    130,287.45x = 10,843,803,565.92
  5. Step 5: Solve for x
    x = 10,843,803,565.92/130,287.45
  6. Step 6: Final answer
    x = 83,229.84

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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.