Home / 54,445.72-81,592.02-43,302.96

Finding the Fourth Proportional to 54,445.72, 81,592.02 and 43,302.96

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Solution

The fourth proportional to 54,445.72, 81,592.02 and 43,302.96 is: 64,893.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445.72 : 81,592.02 = 43,302.96 : x
  2. Step 2: Convert to fraction form
    54,445.72/81,592.02 = 43,302.96/x
  3. Step 3: Cross multiply
    54,445.72x = 81,592.02 × 43,302.96
  4. Step 4: Simplify right side
    54,445.72x = 3,533,175,978.38
  5. Step 5: Solve for x
    x = 3,533,175,978.38/54,445.72
  6. Step 6: Final answer
    x = 64,893.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.