Home / 122,810.76-184,222.62-39,711.24

Finding the Fourth Proportional to 122,810.76, 184,222.62 and 39,711.24

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Solution

The fourth proportional to 122,810.76, 184,222.62 and 39,711.24 is: 59,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,810.76 : 184,222.62 = 39,711.24 : x
  2. Step 2: Convert to fraction form
    122,810.76/184,222.62 = 39,711.24/x
  3. Step 3: Cross multiply
    122,810.76x = 184,222.62 × 39,711.24
  4. Step 4: Simplify right side
    122,810.76x = 7,315,708,676.25
  5. Step 5: Solve for x
    x = 7,315,708,676.25/122,810.76
  6. Step 6: Final answer
    x = 59,568.96

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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.