Home / 122,378.24-183,566.62-66,573.02

Finding the Fourth Proportional to 122,378.24, 183,566.62 and 66,573.02

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Solution

The fourth proportional to 122,378.24, 183,566.62 and 66,573.02 is: 99,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,378.24 : 183,566.62 = 66,573.02 : x
  2. Step 2: Convert to fraction form
    122,378.24/183,566.62 = 66,573.02/x
  3. Step 3: Cross multiply
    122,378.24x = 183,566.62 × 66,573.02
  4. Step 4: Simplify right side
    122,378.24x = 12,220,584,806.73
  5. Step 5: Solve for x
    x = 12,220,584,806.73/122,378.24
  6. Step 6: Final answer
    x = 99,859.13

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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.