Home / 53,828.12-74,205.81-37,863.02

Finding the Fourth Proportional to 53,828.12, 74,205.81 and 37,863.02

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Solution

The fourth proportional to 53,828.12, 74,205.81 and 37,863.02 is: 52,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.12 : 74,205.81 = 37,863.02 : x
  2. Step 2: Convert to fraction form
    53,828.12/74,205.81 = 37,863.02/x
  3. Step 3: Cross multiply
    53,828.12x = 74,205.81 × 37,863.02
  4. Step 4: Simplify right side
    53,828.12x = 2,809,656,068.15
  5. Step 5: Solve for x
    x = 2,809,656,068.15/53,828.12
  6. Step 6: Final answer
    x = 52,196.81

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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.