Home / 122,145.36-183,188.57-51,029.58

Finding the Fourth Proportional to 122,145.36, 183,188.57 and 51,029.58

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Solution

The fourth proportional to 122,145.36, 183,188.57 and 51,029.58 is: 76,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,145.36 : 183,188.57 = 51,029.58 : x
  2. Step 2: Convert to fraction form
    122,145.36/183,188.57 = 51,029.58/x
  3. Step 3: Cross multiply
    122,145.36x = 183,188.57 × 51,029.58
  4. Step 4: Simplify right side
    122,145.36x = 9,348,035,787.90
  5. Step 5: Solve for x
    x = 9,348,035,787.90/122,145.36
  6. Step 6: Final answer
    x = 76,532.06

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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.