Home / 122,330.94-183,384.22-47,431.86

Finding the Fourth Proportional to 122,330.94, 183,384.22 and 47,431.86

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Solution

The fourth proportional to 122,330.94, 183,384.22 and 47,431.86 is: 71,104.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,330.94 : 183,384.22 = 47,431.86 : x
  2. Step 2: Convert to fraction form
    122,330.94/183,384.22 = 47,431.86/x
  3. Step 3: Cross multiply
    122,330.94x = 183,384.22 × 47,431.86
  4. Step 4: Simplify right side
    122,330.94x = 8,698,254,649.25
  5. Step 5: Solve for x
    x = 8,698,254,649.25/122,330.94
  6. Step 6: Final answer
    x = 71,104.29

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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.