Home / 115,398.16-173,119.66-44,315.57

Finding the Fourth Proportional to 115,398.16, 173,119.66 and 44,315.57

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Solution

The fourth proportional to 115,398.16, 173,119.66 and 44,315.57 is: 66,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,398.16 : 173,119.66 = 44,315.57 : x
  2. Step 2: Convert to fraction form
    115,398.16/173,119.66 = 44,315.57/x
  3. Step 3: Cross multiply
    115,398.16x = 173,119.66 × 44,315.57
  4. Step 4: Simplify right side
    115,398.16x = 7,671,896,733.12
  5. Step 5: Solve for x
    x = 7,671,896,733.12/115,398.16
  6. Step 6: Final answer
    x = 66,481.97

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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.