Home / 54,466.40-81,699.60-34,686.20

Finding the Fourth Proportional to 54,466.40, 81,699.60 and 34,686.20

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Solution

The fourth proportional to 54,466.40, 81,699.60 and 34,686.20 is: 52,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,466.40 : 81,699.60 = 34,686.20 : x
  2. Step 2: Convert to fraction form
    54,466.40/81,699.60 = 34,686.20/x
  3. Step 3: Cross multiply
    54,466.40x = 81,699.60 × 34,686.20
  4. Step 4: Simplify right side
    54,466.40x = 2,833,848,665.52
  5. Step 5: Solve for x
    x = 2,833,848,665.52/54,466.40
  6. Step 6: Final answer
    x = 52,029.30

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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.