Home / 141,735.42-195,566.40-107,734.86

Finding the Fourth Proportional to 141,735.42, 195,566.40 and 107,734.86

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Solution

The fourth proportional to 141,735.42, 195,566.40 and 107,734.86 is: 148,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,735.42 : 195,566.40 = 107,734.86 : x
  2. Step 2: Convert to fraction form
    141,735.42/195,566.40 = 107,734.86/x
  3. Step 3: Cross multiply
    141,735.42x = 195,566.40 × 107,734.86
  4. Step 4: Simplify right side
    141,735.42x = 21,069,318,724.70
  5. Step 5: Solve for x
    x = 21,069,318,724.70/141,735.42
  6. Step 6: Final answer
    x = 148,652.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.