Home / 79,025.41-118,413.26-64,161.71

Finding the Fourth Proportional to 79,025.41, 118,413.26 and 64,161.71

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Solution

The fourth proportional to 79,025.41, 118,413.26 and 64,161.71 is: 96,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,025.41 : 118,413.26 = 64,161.71 : x
  2. Step 2: Convert to fraction form
    79,025.41/118,413.26 = 64,161.71/x
  3. Step 3: Cross multiply
    79,025.41x = 118,413.26 × 64,161.71
  4. Step 4: Simplify right side
    79,025.41x = 7,597,596,656.21
  5. Step 5: Solve for x
    x = 7,597,596,656.21/79,025.41
  6. Step 6: Final answer
    x = 96,141.19

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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.