Home / 130,258.20-195,095.70-127,342.20

Finding the Fourth Proportional to 130,258.20, 195,095.70 and 127,342.20

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Solution

The fourth proportional to 130,258.20, 195,095.70 and 127,342.20 is: 190,728.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,258.20 : 195,095.70 = 127,342.20 : x
  2. Step 2: Convert to fraction form
    130,258.20/195,095.70 = 127,342.20/x
  3. Step 3: Cross multiply
    130,258.20x = 195,095.70 × 127,342.20
  4. Step 4: Simplify right side
    130,258.20x = 24,843,915,648.54
  5. Step 5: Solve for x
    x = 24,843,915,648.54/130,258.20
  6. Step 6: Final answer
    x = 190,728.23

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1.5x scale

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.