Home / 55,541.96-76,652.01-31,669.23

Finding the Fourth Proportional to 55,541.96, 76,652.01 and 31,669.23

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Solution

The fourth proportional to 55,541.96, 76,652.01 and 31,669.23 is: 43,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,541.96 : 76,652.01 = 31,669.23 : x
  2. Step 2: Convert to fraction form
    55,541.96/76,652.01 = 31,669.23/x
  3. Step 3: Cross multiply
    55,541.96x = 76,652.01 × 31,669.23
  4. Step 4: Simplify right side
    55,541.96x = 2,427,510,134.65
  5. Step 5: Solve for x
    x = 2,427,510,134.65/55,541.96
  6. Step 6: Final answer
    x = 43,705.88

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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.