Home / 53,854.22-74,320.11-29,982.51

Finding the Fourth Proportional to 53,854.22, 74,320.11 and 29,982.51

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Solution

The fourth proportional to 53,854.22, 74,320.11 and 29,982.51 is: 41,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,854.22 : 74,320.11 = 29,982.51 : x
  2. Step 2: Convert to fraction form
    53,854.22/74,320.11 = 29,982.51/x
  3. Step 3: Cross multiply
    53,854.22x = 74,320.11 × 29,982.51
  4. Step 4: Simplify right side
    53,854.22x = 2,228,303,441.28
  5. Step 5: Solve for x
    x = 2,228,303,441.28/53,854.22
  6. Step 6: Final answer
    x = 41,376.58

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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.