Home / 266,485.14-367,738.58-145,630.51

Finding the Fourth Proportional to 266,485.14, 367,738.58 and 145,630.51

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Solution

The fourth proportional to 266,485.14, 367,738.58 and 145,630.51 is: 200,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,485.14 : 367,738.58 = 145,630.51 : x
  2. Step 2: Convert to fraction form
    266,485.14/367,738.58 = 145,630.51/x
  3. Step 3: Cross multiply
    266,485.14x = 367,738.58 × 145,630.51
  4. Step 4: Simplify right side
    266,485.14x = 53,553,956,396.81
  5. Step 5: Solve for x
    x = 53,553,956,396.81/266,485.14
  6. Step 6: Final answer
    x = 200,964.14

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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.