Home / 266,051.18-367,158.40-145,200.23

Finding the Fourth Proportional to 266,051.18, 367,158.40 and 145,200.23

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Solution

The fourth proportional to 266,051.18, 367,158.40 and 145,200.23 is: 200,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,051.18 : 367,158.40 = 145,200.23 : x
  2. Step 2: Convert to fraction form
    266,051.18/367,158.40 = 145,200.23/x
  3. Step 3: Cross multiply
    266,051.18x = 367,158.40 × 145,200.23
  4. Step 4: Simplify right side
    266,051.18x = 53,311,482,290.64
  5. Step 5: Solve for x
    x = 53,311,482,290.64/266,051.18
  6. Step 6: Final answer
    x = 200,380.56

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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.