Home / 122,263.95-183,396.57-55,657.50

Finding the Fourth Proportional to 122,263.95, 183,396.57 and 55,657.50

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Solution

The fourth proportional to 122,263.95, 183,396.57 and 55,657.50 is: 83,486.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,263.95 : 183,396.57 = 55,657.50 : x
  2. Step 2: Convert to fraction form
    122,263.95/183,396.57 = 55,657.50/x
  3. Step 3: Cross multiply
    122,263.95x = 183,396.57 × 55,657.50
  4. Step 4: Simplify right side
    122,263.95x = 10,207,394,729.93
  5. Step 5: Solve for x
    x = 10,207,394,729.93/122,263.95
  6. Step 6: Final answer
    x = 83,486.54

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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.