Home / 130,069.60-195,160.62-45,889.84

Finding the Fourth Proportional to 130,069.60, 195,160.62 and 45,889.84

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Solution

The fourth proportional to 130,069.60, 195,160.62 and 45,889.84 is: 68,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,069.60 : 195,160.62 = 45,889.84 : x
  2. Step 2: Convert to fraction form
    130,069.60/195,160.62 = 45,889.84/x
  3. Step 3: Cross multiply
    130,069.60x = 195,160.62 × 45,889.84
  4. Step 4: Simplify right side
    130,069.60x = 8,955,889,626.10
  5. Step 5: Solve for x
    x = 8,955,889,626.10/130,069.60
  6. Step 6: Final answer
    x = 68,854.59

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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.