Home / 57,287.18-79,065.81-33,413.85

Finding the Fourth Proportional to 57,287.18, 79,065.81 and 33,413.85

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Solution

The fourth proportional to 57,287.18, 79,065.81 and 33,413.85 is: 46,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,287.18 : 79,065.81 = 33,413.85 : x
  2. Step 2: Convert to fraction form
    57,287.18/79,065.81 = 33,413.85/x
  3. Step 3: Cross multiply
    57,287.18x = 79,065.81 × 33,413.85
  4. Step 4: Simplify right side
    57,287.18x = 2,641,893,281.81
  5. Step 5: Solve for x
    x = 2,641,893,281.81/57,287.18
  6. Step 6: Final answer
    x = 46,116.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.