Home / 55,168.47-76,120.86-36,076.23

Finding the Fourth Proportional to 55,168.47, 76,120.86 and 36,076.23

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Solution

The fourth proportional to 55,168.47, 76,120.86 and 36,076.23 is: 49,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,168.47 : 76,120.86 = 36,076.23 : x
  2. Step 2: Convert to fraction form
    55,168.47/76,120.86 = 36,076.23/x
  3. Step 3: Cross multiply
    55,168.47x = 76,120.86 × 36,076.23
  4. Step 4: Simplify right side
    55,168.47x = 2,746,153,653.16
  5. Step 5: Solve for x
    x = 2,746,153,653.16/55,168.47
  6. Step 6: Final answer
    x = 49,777.59

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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.