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Finding the Fourth Proportional to 170,062.20, 255,093.30 and 146,734.20

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Solution

The fourth proportional to 170,062.20, 255,093.30 and 146,734.20 is: 220,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,062.20 : 255,093.30 = 146,734.20 : x
  2. Step 2: Convert to fraction form
    170,062.20/255,093.30 = 146,734.20/x
  3. Step 3: Cross multiply
    170,062.20x = 255,093.30 × 146,734.20
  4. Step 4: Simplify right side
    170,062.20x = 37,430,911,300.86
  5. Step 5: Solve for x
    x = 37,430,911,300.86/170,062.20
  6. Step 6: Final answer
    x = 220,101.30

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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.