Home / 130,086.60-195,088.38-41,319.33

Finding the Fourth Proportional to 130,086.60, 195,088.38 and 41,319.33

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Solution

The fourth proportional to 130,086.60, 195,088.38 and 41,319.33 is: 61,965.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,086.60 : 195,088.38 = 41,319.33 : x
  2. Step 2: Convert to fraction form
    130,086.60/195,088.38 = 41,319.33/x
  3. Step 3: Cross multiply
    130,086.60x = 195,088.38 × 41,319.33
  4. Step 4: Simplify right side
    130,086.60x = 8,060,921,152.39
  5. Step 5: Solve for x
    x = 8,060,921,152.39/130,086.60
  6. Step 6: Final answer
    x = 61,965.81

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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.