Home / 122,983.16-184,270.98-74,806.16

Finding the Fourth Proportional to 122,983.16, 184,270.98 and 74,806.16

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Solution

The fourth proportional to 122,983.16, 184,270.98 and 74,806.16 is: 112,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,983.16 : 184,270.98 = 74,806.16 : x
  2. Step 2: Convert to fraction form
    122,983.16/184,270.98 = 74,806.16/x
  3. Step 3: Cross multiply
    122,983.16x = 184,270.98 × 74,806.16
  4. Step 4: Simplify right side
    122,983.16x = 13,784,604,413.24
  5. Step 5: Solve for x
    x = 13,784,604,413.24/122,983.16
  6. Step 6: Final answer
    x = 112,085.30

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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.