Home / 122,333.74-183,438.34-47,475.36

Finding the Fourth Proportional to 122,333.74, 183,438.34 and 47,475.36

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Solution

The fourth proportional to 122,333.74, 183,438.34 and 47,475.36 is: 71,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,333.74 : 183,438.34 = 47,475.36 : x
  2. Step 2: Convert to fraction form
    122,333.74/183,438.34 = 47,475.36/x
  3. Step 3: Cross multiply
    122,333.74x = 183,438.34 × 47,475.36
  4. Step 4: Simplify right side
    122,333.74x = 8,708,801,110.61
  5. Step 5: Solve for x
    x = 8,708,801,110.61/122,333.74
  6. Step 6: Final answer
    x = 71,188.87

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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.