Home / 53,745.53-74,167.29-29,871.59

Finding the Fourth Proportional to 53,745.53, 74,167.29 and 29,871.59

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Solution

The fourth proportional to 53,745.53, 74,167.29 and 29,871.59 is: 41,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,745.53 : 74,167.29 = 29,871.59 : x
  2. Step 2: Convert to fraction form
    53,745.53/74,167.29 = 29,871.59/x
  3. Step 3: Cross multiply
    53,745.53x = 74,167.29 × 29,871.59
  4. Step 4: Simplify right side
    53,745.53x = 2,215,494,507.45
  5. Step 5: Solve for x
    x = 2,215,494,507.45/53,745.53
  6. Step 6: Final answer
    x = 41,221.93

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1.5x scale

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.