Home / 115,708.41-173,661.23-45,636.93

Finding the Fourth Proportional to 115,708.41, 173,661.23 and 45,636.93

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Solution

The fourth proportional to 115,708.41, 173,661.23 and 45,636.93 is: 68,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,708.41 : 173,661.23 = 45,636.93 : x
  2. Step 2: Convert to fraction form
    115,708.41/173,661.23 = 45,636.93/x
  3. Step 3: Cross multiply
    115,708.41x = 173,661.23 × 45,636.93
  4. Step 4: Simplify right side
    115,708.41x = 7,925,365,511.32
  5. Step 5: Solve for x
    x = 7,925,365,511.32/115,708.41
  6. Step 6: Final answer
    x = 68,494.29

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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.