Home / 54,066.46-81,099.66-39,368.88

Finding the Fourth Proportional to 54,066.46, 81,099.66 and 39,368.88

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Solution

The fourth proportional to 54,066.46, 81,099.66 and 39,368.88 is: 59,053.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066.46 : 81,099.66 = 39,368.88 : x
  2. Step 2: Convert to fraction form
    54,066.46/81,099.66 = 39,368.88/x
  3. Step 3: Cross multiply
    54,066.46x = 81,099.66 × 39,368.88
  4. Step 4: Simplify right side
    54,066.46x = 3,192,802,579.83
  5. Step 5: Solve for x
    x = 3,192,802,579.83/54,066.46
  6. Step 6: Final answer
    x = 59,053.29

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1.5x scale

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.