Home / 54,536.70-75,258.72-30,664.74

Finding the Fourth Proportional to 54,536.70, 75,258.72 and 30,664.74

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Solution

The fourth proportional to 54,536.70, 75,258.72 and 30,664.74 is: 42,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,536.70 : 75,258.72 = 30,664.74 : x
  2. Step 2: Convert to fraction form
    54,536.70/75,258.72 = 30,664.74/x
  3. Step 3: Cross multiply
    54,536.70x = 75,258.72 × 30,664.74
  4. Step 4: Simplify right side
    54,536.70x = 2,307,789,081.53
  5. Step 5: Solve for x
    x = 2,307,789,081.53/54,536.70
  6. Step 6: Final answer
    x = 42,316.26

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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.