Home / 228,834.02-343,235.63-79,076.36

Finding the Fourth Proportional to 228,834.02, 343,235.63 and 79,076.36

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Solution

The fourth proportional to 228,834.02, 343,235.63 and 79,076.36 is: 118,609.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,834.02 : 343,235.63 = 79,076.36 : x
  2. Step 2: Convert to fraction form
    228,834.02/343,235.63 = 79,076.36/x
  3. Step 3: Cross multiply
    228,834.02x = 343,235.63 × 79,076.36
  4. Step 4: Simplify right side
    228,834.02x = 27,141,822,131.15
  5. Step 5: Solve for x
    x = 27,141,822,131.15/228,834.02
  6. Step 6: Final answer
    x = 118,609.21

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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.