Home / 122,984.22-184,476.34-70,356.80

Finding the Fourth Proportional to 122,984.22, 184,476.34 and 70,356.80

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Solution

The fourth proportional to 122,984.22, 184,476.34 and 70,356.80 is: 105,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,984.22 : 184,476.34 = 70,356.80 : x
  2. Step 2: Convert to fraction form
    122,984.22/184,476.34 = 70,356.80/x
  3. Step 3: Cross multiply
    122,984.22x = 184,476.34 × 70,356.80
  4. Step 4: Simplify right side
    122,984.22x = 12,979,165,111.49
  5. Step 5: Solve for x
    x = 12,979,165,111.49/122,984.22
  6. Step 6: Final answer
    x = 105,535.20

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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.