Home / 130,446.60-195,734.70-51,563.40

Finding the Fourth Proportional to 130,446.60, 195,734.70 and 51,563.40

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Solution

The fourth proportional to 130,446.60, 195,734.70 and 51,563.40 is: 77,370.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,446.60 : 195,734.70 = 51,563.40 : x
  2. Step 2: Convert to fraction form
    130,446.60/195,734.70 = 51,563.40/x
  3. Step 3: Cross multiply
    130,446.60x = 195,734.70 × 51,563.40
  4. Step 4: Simplify right side
    130,446.60x = 10,092,746,629.98
  5. Step 5: Solve for x
    x = 10,092,746,629.98/130,446.60
  6. Step 6: Final answer
    x = 77,370.71

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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.