Home / 130,258.40-195,679.20-125,301.20

Finding the Fourth Proportional to 130,258.40, 195,679.20 and 125,301.20

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Solution

The fourth proportional to 130,258.40, 195,679.20 and 125,301.20 is: 188,232.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,258.40 : 195,679.20 = 125,301.20 : x
  2. Step 2: Convert to fraction form
    130,258.40/195,679.20 = 125,301.20/x
  3. Step 3: Cross multiply
    130,258.40x = 195,679.20 × 125,301.20
  4. Step 4: Simplify right side
    130,258.40x = 24,518,838,575.04
  5. Step 5: Solve for x
    x = 24,518,838,575.04/130,258.40
  6. Step 6: Final answer
    x = 188,232.30

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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.