Home / 130,827.60-196,241.40-122,079.60

Finding the Fourth Proportional to 130,827.60, 196,241.40 and 122,079.60

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Solution

The fourth proportional to 130,827.60, 196,241.40 and 122,079.60 is: 183,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,827.60 : 196,241.40 = 122,079.60 : x
  2. Step 2: Convert to fraction form
    130,827.60/196,241.40 = 122,079.60/x
  3. Step 3: Cross multiply
    130,827.60x = 196,241.40 × 122,079.60
  4. Step 4: Simplify right side
    130,827.60x = 23,957,071,615.44
  5. Step 5: Solve for x
    x = 23,957,071,615.44/130,827.60
  6. Step 6: Final answer
    x = 183,119.40

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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.