Home / 122,380.16-183,493.74-51,283.58

Finding the Fourth Proportional to 122,380.16, 183,493.74 and 51,283.58

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Solution

The fourth proportional to 122,380.16, 183,493.74 and 51,283.58 is: 76,893.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,380.16 : 183,493.74 = 51,283.58 : x
  2. Step 2: Convert to fraction form
    122,380.16/183,493.74 = 51,283.58/x
  3. Step 3: Cross multiply
    122,380.16x = 183,493.74 × 51,283.58
  4. Step 4: Simplify right side
    122,380.16x = 9,410,215,894.79
  5. Step 5: Solve for x
    x = 9,410,215,894.79/122,380.16
  6. Step 6: Final answer
    x = 76,893.31

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1.5x scale

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.