Home / 294,154.85-441,174.16-80,867.72

Finding the Fourth Proportional to 294,154.85, 441,174.16 and 80,867.72

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Solution

The fourth proportional to 294,154.85, 441,174.16 and 80,867.72 is: 121,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,154.85 : 441,174.16 = 80,867.72 : x
  2. Step 2: Convert to fraction form
    294,154.85/441,174.16 = 80,867.72/x
  3. Step 3: Cross multiply
    294,154.85x = 441,174.16 × 80,867.72
  4. Step 4: Simplify right side
    294,154.85x = 35,676,748,442.12
  5. Step 5: Solve for x
    x = 35,676,748,442.12/294,154.85
  6. Step 6: Final answer
    x = 121,285.60

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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.