Home / 208,197.33-312,298.55-73,265.43

Finding the Fourth Proportional to 208,197.33, 312,298.55 and 73,265.43

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Solution

The fourth proportional to 208,197.33, 312,298.55 and 73,265.43 is: 109,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,197.33 : 312,298.55 = 73,265.43 : x
  2. Step 2: Convert to fraction form
    208,197.33/312,298.55 = 73,265.43/x
  3. Step 3: Cross multiply
    208,197.33x = 312,298.55 × 73,265.43
  4. Step 4: Simplify right side
    208,197.33x = 22,880,686,291.43
  5. Step 5: Solve for x
    x = 22,880,686,291.43/208,197.33
  6. Step 6: Final answer
    x = 109,899.04

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1.5x scale

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.