Home / 266,085.56-367,195.23-145,225.86

Finding the Fourth Proportional to 266,085.56, 367,195.23 and 145,225.86

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Solution

The fourth proportional to 266,085.56, 367,195.23 and 145,225.86 is: 200,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,085.56 : 367,195.23 = 145,225.86 : x
  2. Step 2: Convert to fraction form
    266,085.56/367,195.23 = 145,225.86/x
  3. Step 3: Cross multiply
    266,085.56x = 367,195.23 × 145,225.86
  4. Step 4: Simplify right side
    266,085.56x = 53,326,243,064.65
  5. Step 5: Solve for x
    x = 53,326,243,064.65/266,085.56
  6. Step 6: Final answer
    x = 200,410.14

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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.