Home / 122,266.44-183,330.54-72,353.16

Finding the Fourth Proportional to 122,266.44, 183,330.54 and 72,353.16

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Solution

The fourth proportional to 122,266.44, 183,330.54 and 72,353.16 is: 108,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,266.44 : 183,330.54 = 72,353.16 : x
  2. Step 2: Convert to fraction form
    122,266.44/183,330.54 = 72,353.16/x
  3. Step 3: Cross multiply
    122,266.44x = 183,330.54 × 72,353.16
  4. Step 4: Simplify right side
    122,266.44x = 13,264,543,893.51
  5. Step 5: Solve for x
    x = 13,264,543,893.51/122,266.44
  6. Step 6: Final answer
    x = 108,488.84

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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.