Home / 54,291.30-74,718.09-44,787.30

Finding the Fourth Proportional to 54,291.30, 74,718.09 and 44,787.30

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Solution

The fourth proportional to 54,291.30, 74,718.09 and 44,787.30 is: 61,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,291.30 : 74,718.09 = 44,787.30 : x
  2. Step 2: Convert to fraction form
    54,291.30/74,718.09 = 44,787.30/x
  3. Step 3: Cross multiply
    54,291.30x = 74,718.09 × 44,787.30
  4. Step 4: Simplify right side
    54,291.30x = 3,346,421,512.26
  5. Step 5: Solve for x
    x = 3,346,421,512.26/54,291.30
  6. Step 6: Final answer
    x = 61,638.26

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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.