Home / 296,665.12-445,025.02-96,986.55

Finding the Fourth Proportional to 296,665.12, 445,025.02 and 96,986.55

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Solution

The fourth proportional to 296,665.12, 445,025.02 and 96,986.55 is: 145,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,665.12 : 445,025.02 = 96,986.55 : x
  2. Step 2: Convert to fraction form
    296,665.12/445,025.02 = 96,986.55/x
  3. Step 3: Cross multiply
    296,665.12x = 445,025.02 × 96,986.55
  4. Step 4: Simplify right side
    296,665.12x = 43,161,441,353.48
  5. Step 5: Solve for x
    x = 43,161,441,353.48/296,665.12
  6. Step 6: Final answer
    x = 145,488.76

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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.