Home / 130,012.60-194,961.30-59,913.40

Finding the Fourth Proportional to 130,012.60, 194,961.30 and 59,913.40

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Solution

The fourth proportional to 130,012.60, 194,961.30 and 59,913.40 is: 89,843.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,012.60 : 194,961.30 = 59,913.40 : x
  2. Step 2: Convert to fraction form
    130,012.60/194,961.30 = 59,913.40/x
  3. Step 3: Cross multiply
    130,012.60x = 194,961.30 × 59,913.40
  4. Step 4: Simplify right side
    130,012.60x = 11,680,794,351.42
  5. Step 5: Solve for x
    x = 11,680,794,351.42/130,012.60
  6. Step 6: Final answer
    x = 89,843.56

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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.