Home / 115,158.16-172,698.66-44,064.27

Finding the Fourth Proportional to 115,158.16, 172,698.66 and 44,064.27

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Solution

The fourth proportional to 115,158.16, 172,698.66 and 44,064.27 is: 66,081.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,158.16 : 172,698.66 = 44,064.27 : x
  2. Step 2: Convert to fraction form
    115,158.16/172,698.66 = 44,064.27/x
  3. Step 3: Cross multiply
    115,158.16x = 172,698.66 × 44,064.27
  4. Step 4: Simplify right side
    115,158.16x = 7,609,840,382.88
  5. Step 5: Solve for x
    x = 7,609,840,382.88/115,158.16
  6. Step 6: Final answer
    x = 66,081.64

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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.