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Finding the Fourth Proportional to 130,470.48, 195,706.62 and 35,698.62

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Solution

The fourth proportional to 130,470.48, 195,706.62 and 35,698.62 is: 53,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,470.48 : 195,706.62 = 35,698.62 : x
  2. Step 2: Convert to fraction form
    130,470.48/195,706.62 = 35,698.62/x
  3. Step 3: Cross multiply
    130,470.48x = 195,706.62 × 35,698.62
  4. Step 4: Simplify right side
    130,470.48x = 6,986,456,258.86
  5. Step 5: Solve for x
    x = 6,986,456,258.86/130,470.48
  6. Step 6: Final answer
    x = 53,548.18

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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.