Home / 55,309.42-76,334.43-35,168.30

Finding the Fourth Proportional to 55,309.42, 76,334.43 and 35,168.30

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Solution

The fourth proportional to 55,309.42, 76,334.43 and 35,168.30 is: 48,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309.42 : 76,334.43 = 35,168.30 : x
  2. Step 2: Convert to fraction form
    55,309.42/76,334.43 = 35,168.30/x
  3. Step 3: Cross multiply
    55,309.42x = 76,334.43 × 35,168.30
  4. Step 4: Simplify right side
    55,309.42x = 2,684,552,134.57
  5. Step 5: Solve for x
    x = 2,684,552,134.57/55,309.42
  6. Step 6: Final answer
    x = 48,536.98

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1.5x scale

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.