Home / 53,742.21-74,170.26-32,521.02

Finding the Fourth Proportional to 53,742.21, 74,170.26 and 32,521.02

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Solution

The fourth proportional to 53,742.21, 74,170.26 and 32,521.02 is: 44,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,742.21 : 74,170.26 = 32,521.02 : x
  2. Step 2: Convert to fraction form
    53,742.21/74,170.26 = 32,521.02/x
  3. Step 3: Cross multiply
    53,742.21x = 74,170.26 × 32,521.02
  4. Step 4: Simplify right side
    53,742.21x = 2,412,092,508.87
  5. Step 5: Solve for x
    x = 2,412,092,508.87/53,742.21
  6. Step 6: Final answer
    x = 44,882.64

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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.