Home / 237,936.72-356,938.08-80,210.28

Finding the Fourth Proportional to 237,936.72, 356,938.08 and 80,210.28

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Solution

The fourth proportional to 237,936.72, 356,938.08 and 80,210.28 is: 120,326.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,936.72 : 356,938.08 = 80,210.28 : x
  2. Step 2: Convert to fraction form
    237,936.72/356,938.08 = 80,210.28/x
  3. Step 3: Cross multiply
    237,936.72x = 356,938.08 × 80,210.28
  4. Step 4: Simplify right side
    237,936.72x = 28,630,103,339.46
  5. Step 5: Solve for x
    x = 28,630,103,339.46/237,936.72
  6. Step 6: Final answer
    x = 120,326.54

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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.