Home / 55,172.16-76,124.31-32,512.08

Finding the Fourth Proportional to 55,172.16, 76,124.31 and 32,512.08

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Solution

The fourth proportional to 55,172.16, 76,124.31 and 32,512.08 is: 44,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,172.16 : 76,124.31 = 32,512.08 : x
  2. Step 2: Convert to fraction form
    55,172.16/76,124.31 = 32,512.08/x
  3. Step 3: Cross multiply
    55,172.16x = 76,124.31 × 32,512.08
  4. Step 4: Simplify right side
    55,172.16x = 2,474,959,656.66
  5. Step 5: Solve for x
    x = 2,474,959,656.66/55,172.16
  6. Step 6: Final answer
    x = 44,858.85

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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.