Home / 130,057.85-195,087.59-40,099.35

Finding the Fourth Proportional to 130,057.85, 195,087.59 and 40,099.35

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Solution

The fourth proportional to 130,057.85, 195,087.59 and 40,099.35 is: 60,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,057.85 : 195,087.59 = 40,099.35 : x
  2. Step 2: Convert to fraction form
    130,057.85/195,087.59 = 40,099.35/x
  3. Step 3: Cross multiply
    130,057.85x = 195,087.59 × 40,099.35
  4. Step 4: Simplify right side
    130,057.85x = 7,822,886,233.52
  5. Step 5: Solve for x
    x = 7,822,886,233.52/130,057.85
  6. Step 6: Final answer
    x = 60,149.28

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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.