Home / 122,359.21-183,459.23-51,327.37

Finding the Fourth Proportional to 122,359.21, 183,459.23 and 51,327.37

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Solution

The fourth proportional to 122,359.21, 183,459.23 and 51,327.37 is: 76,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,359.21 : 183,459.23 = 51,327.37 : x
  2. Step 2: Convert to fraction form
    122,359.21/183,459.23 = 51,327.37/x
  3. Step 3: Cross multiply
    122,359.21x = 183,459.23 × 51,327.37
  4. Step 4: Simplify right side
    122,359.21x = 9,416,479,943.29
  5. Step 5: Solve for x
    x = 9,416,479,943.29/122,359.21
  6. Step 6: Final answer
    x = 76,957.67

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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.