Home / 122,928.36-184,392.54-70,300.92

Finding the Fourth Proportional to 122,928.36, 184,392.54 and 70,300.92

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Solution

The fourth proportional to 122,928.36, 184,392.54 and 70,300.92 is: 105,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,928.36 : 184,392.54 = 70,300.92 : x
  2. Step 2: Convert to fraction form
    122,928.36/184,392.54 = 70,300.92/x
  3. Step 3: Cross multiply
    122,928.36x = 184,392.54 × 70,300.92
  4. Step 4: Simplify right side
    122,928.36x = 12,962,965,203.14
  5. Step 5: Solve for x
    x = 12,962,965,203.14/122,928.36
  6. Step 6: Final answer
    x = 105,451.38

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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.