Home / 157,413.98-236,190.76-82,516.25

Finding the Fourth Proportional to 157,413.98, 236,190.76 and 82,516.25

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Solution

The fourth proportional to 157,413.98, 236,190.76 and 82,516.25 is: 123,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,413.98 : 236,190.76 = 82,516.25 : x
  2. Step 2: Convert to fraction form
    157,413.98/236,190.76 = 82,516.25/x
  3. Step 3: Cross multiply
    157,413.98x = 236,190.76 × 82,516.25
  4. Step 4: Simplify right side
    157,413.98x = 19,489,574,412.61
  5. Step 5: Solve for x
    x = 19,489,574,412.61/157,413.98
  6. Step 6: Final answer
    x = 123,810.95

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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.