Home / 266,022.46-367,099.59-145,160.74

Finding the Fourth Proportional to 266,022.46, 367,099.59 and 145,160.74

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Solution

The fourth proportional to 266,022.46, 367,099.59 and 145,160.74 is: 200,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,022.46 : 367,099.59 = 145,160.74 : x
  2. Step 2: Convert to fraction form
    266,022.46/367,099.59 = 145,160.74/x
  3. Step 3: Cross multiply
    266,022.46x = 367,099.59 × 145,160.74
  4. Step 4: Simplify right side
    266,022.46x = 53,288,448,138.10
  5. Step 5: Solve for x
    x = 53,288,448,138.10/266,022.46
  6. Step 6: Final answer
    x = 200,315.60

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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.