Home / 130,440.14-195,650.64-41,669.81

Finding the Fourth Proportional to 130,440.14, 195,650.64 and 41,669.81

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Solution

The fourth proportional to 130,440.14, 195,650.64 and 41,669.81 is: 62,501.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,440.14 : 195,650.64 = 41,669.81 : x
  2. Step 2: Convert to fraction form
    130,440.14/195,650.64 = 41,669.81/x
  3. Step 3: Cross multiply
    130,440.14x = 195,650.64 × 41,669.81
  4. Step 4: Simplify right side
    130,440.14x = 8,152,724,016.93
  5. Step 5: Solve for x
    x = 8,152,724,016.93/130,440.14
  6. Step 6: Final answer
    x = 62,501.65

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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.