Home / 54,091.36-74,681.33-48,416.43

Finding the Fourth Proportional to 54,091.36, 74,681.33 and 48,416.43

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Solution

The fourth proportional to 54,091.36, 74,681.33 and 48,416.43 is: 66,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,091.36 : 74,681.33 = 48,416.43 : x
  2. Step 2: Convert to fraction form
    54,091.36/74,681.33 = 48,416.43/x
  3. Step 3: Cross multiply
    54,091.36x = 74,681.33 × 48,416.43
  4. Step 4: Simplify right side
    54,091.36x = 3,615,803,424.22
  5. Step 5: Solve for x
    x = 3,615,803,424.22/54,091.36
  6. Step 6: Final answer
    x = 66,846.23

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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.