Home / 98,413.33-147,521.31-51,001.87

Finding the Fourth Proportional to 98,413.33, 147,521.31 and 51,001.87

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Solution

The fourth proportional to 98,413.33, 147,521.31 and 51,001.87 is: 76,451.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,413.33 : 147,521.31 = 51,001.87 : x
  2. Step 2: Convert to fraction form
    98,413.33/147,521.31 = 51,001.87/x
  3. Step 3: Cross multiply
    98,413.33x = 147,521.31 × 51,001.87
  4. Step 4: Simplify right side
    98,413.33x = 7,523,862,674.85
  5. Step 5: Solve for x
    x = 7,523,862,674.85/98,413.33
  6. Step 6: Final answer
    x = 76,451.66

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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.