Home / 228,857.02-343,307.67-71,043.10

Finding the Fourth Proportional to 228,857.02, 343,307.67 and 71,043.10

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Solution

The fourth proportional to 228,857.02, 343,307.67 and 71,043.10 is: 106,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,857.02 : 343,307.67 = 71,043.10 : x
  2. Step 2: Convert to fraction form
    228,857.02/343,307.67 = 71,043.10/x
  3. Step 3: Cross multiply
    228,857.02x = 343,307.67 × 71,043.10
  4. Step 4: Simplify right side
    228,857.02x = 24,389,641,130.58
  5. Step 5: Solve for x
    x = 24,389,641,130.58/228,857.02
  6. Step 6: Final answer
    x = 106,571.52

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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.