Home / 266,441.40-367,678.17-145,586.84

Finding the Fourth Proportional to 266,441.40, 367,678.17 and 145,586.84

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Solution

The fourth proportional to 266,441.40, 367,678.17 and 145,586.84 is: 200,903.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,441.40 : 367,678.17 = 145,586.84 : x
  2. Step 2: Convert to fraction form
    266,441.40/367,678.17 = 145,586.84/x
  3. Step 3: Cross multiply
    266,441.40x = 367,678.17 × 145,586.84
  4. Step 4: Simplify right side
    266,441.40x = 53,529,101,068.89
  5. Step 5: Solve for x
    x = 53,529,101,068.89/266,441.40
  6. Step 6: Final answer
    x = 200,903.84

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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.