Home / 77,801.60-116,691.48-44,413.36

Finding the Fourth Proportional to 77,801.60, 116,691.48 and 44,413.36

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Solution

The fourth proportional to 77,801.60, 116,691.48 and 44,413.36 is: 66,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,801.60 : 116,691.48 = 44,413.36 : x
  2. Step 2: Convert to fraction form
    77,801.60/116,691.48 = 44,413.36/x
  3. Step 3: Cross multiply
    77,801.60x = 116,691.48 × 44,413.36
  4. Step 4: Simplify right side
    77,801.60x = 5,182,660,710.17
  5. Step 5: Solve for x
    x = 5,182,660,710.17/77,801.60
  6. Step 6: Final answer
    x = 66,613.81

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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.