Home / 216,771.46-299,099.62-148,763.55

Finding the Fourth Proportional to 216,771.46, 299,099.62 and 148,763.55

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Solution

The fourth proportional to 216,771.46, 299,099.62 and 148,763.55 is: 205,262.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,771.46 : 299,099.62 = 148,763.55 : x
  2. Step 2: Convert to fraction form
    216,771.46/299,099.62 = 148,763.55/x
  3. Step 3: Cross multiply
    216,771.46x = 299,099.62 × 148,763.55
  4. Step 4: Simplify right side
    216,771.46x = 44,495,122,582.43
  5. Step 5: Solve for x
    x = 44,495,122,582.43/216,771.46
  6. Step 6: Final answer
    x = 205,262.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.