Home / 152,349.22-228,383.86-52,485.67

Finding the Fourth Proportional to 152,349.22, 228,383.86 and 52,485.67

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Solution

The fourth proportional to 152,349.22, 228,383.86 and 52,485.67 is: 78,680.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,349.22 : 228,383.86 = 52,485.67 : x
  2. Step 2: Convert to fraction form
    152,349.22/228,383.86 = 52,485.67/x
  3. Step 3: Cross multiply
    152,349.22x = 228,383.86 × 52,485.67
  4. Step 4: Simplify right side
    152,349.22x = 11,986,878,504.94
  5. Step 5: Solve for x
    x = 11,986,878,504.94/152,349.22
  6. Step 6: Final answer
    x = 78,680.28

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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.