Home / 115,259.22-172,847.27-48,704.51

Finding the Fourth Proportional to 115,259.22, 172,847.27 and 48,704.51

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Solution

The fourth proportional to 115,259.22, 172,847.27 and 48,704.51 is: 73,039.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,259.22 : 172,847.27 = 48,704.51 : x
  2. Step 2: Convert to fraction form
    115,259.22/172,847.27 = 48,704.51/x
  3. Step 3: Cross multiply
    115,259.22x = 172,847.27 × 48,704.51
  4. Step 4: Simplify right side
    115,259.22x = 8,418,440,482.43
  5. Step 5: Solve for x
    x = 8,418,440,482.43/115,259.22
  6. Step 6: Final answer
    x = 73,039.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.