Home / 122,363.33-183,537.60-72,759.10

Finding the Fourth Proportional to 122,363.33, 183,537.60 and 72,759.10

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Solution

The fourth proportional to 122,363.33, 183,537.60 and 72,759.10 is: 109,134.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,363.33 : 183,537.60 = 72,759.10 : x
  2. Step 2: Convert to fraction form
    122,363.33/183,537.60 = 72,759.10/x
  3. Step 3: Cross multiply
    122,363.33x = 183,537.60 × 72,759.10
  4. Step 4: Simplify right side
    122,363.33x = 13,354,029,946.50
  5. Step 5: Solve for x
    x = 13,354,029,946.50/122,363.33
  6. Step 6: Final answer
    x = 109,134.24

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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.