Home / 122,846.36-184,045.98-85,327.16

Finding the Fourth Proportional to 122,846.36, 184,045.98 and 85,327.16

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Solution

The fourth proportional to 122,846.36, 184,045.98 and 85,327.16 is: 127,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,846.36 : 184,045.98 = 85,327.16 : x
  2. Step 2: Convert to fraction form
    122,846.36/184,045.98 = 85,327.16/x
  3. Step 3: Cross multiply
    122,846.36x = 184,045.98 × 85,327.16
  4. Step 4: Simplify right side
    122,846.36x = 15,704,120,782.82
  5. Step 5: Solve for x
    x = 15,704,120,782.82/122,846.36
  6. Step 6: Final answer
    x = 127,835.46

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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.