Home / 54,076.30-74,608.96-31,410.88

Finding the Fourth Proportional to 54,076.30, 74,608.96 and 31,410.88

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Solution

The fourth proportional to 54,076.30, 74,608.96 and 31,410.88 is: 43,337.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,076.30 : 74,608.96 = 31,410.88 : x
  2. Step 2: Convert to fraction form
    54,076.30/74,608.96 = 31,410.88/x
  3. Step 3: Cross multiply
    54,076.30x = 74,608.96 × 31,410.88
  4. Step 4: Simplify right side
    54,076.30x = 2,343,533,089.48
  5. Step 5: Solve for x
    x = 2,343,533,089.48/54,076.30
  6. Step 6: Final answer
    x = 43,337.53

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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.