Home / 170,734.16-256,056.96-50,762.96

Finding the Fourth Proportional to 170,734.16, 256,056.96 and 50,762.96

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Solution

The fourth proportional to 170,734.16, 256,056.96 and 50,762.96 is: 76,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,734.16 : 256,056.96 = 50,762.96 : x
  2. Step 2: Convert to fraction form
    170,734.16/256,056.96 = 50,762.96/x
  3. Step 3: Cross multiply
    170,734.16x = 256,056.96 × 50,762.96
  4. Step 4: Simplify right side
    170,734.16x = 12,998,209,218.20
  5. Step 5: Solve for x
    x = 12,998,209,218.20/170,734.16
  6. Step 6: Final answer
    x = 76,131.27

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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.