Home / 199,826.43-299,735.39-64,890.35

Finding the Fourth Proportional to 199,826.43, 299,735.39 and 64,890.35

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Solution

The fourth proportional to 199,826.43, 299,735.39 and 64,890.35 is: 97,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,826.43 : 299,735.39 = 64,890.35 : x
  2. Step 2: Convert to fraction form
    199,826.43/299,735.39 = 64,890.35/x
  3. Step 3: Cross multiply
    199,826.43x = 299,735.39 × 64,890.35
  4. Step 4: Simplify right side
    199,826.43x = 19,449,934,364.49
  5. Step 5: Solve for x
    x = 19,449,934,364.49/199,826.43
  6. Step 6: Final answer
    x = 97,334.14

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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.