Home / 266,620.18-367,885.08-157,741.60

Finding the Fourth Proportional to 266,620.18, 367,885.08 and 157,741.60

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Solution

The fourth proportional to 266,620.18, 367,885.08 and 157,741.60 is: 217,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,620.18 : 367,885.08 = 157,741.60 : x
  2. Step 2: Convert to fraction form
    266,620.18/367,885.08 = 157,741.60/x
  3. Step 3: Cross multiply
    266,620.18x = 367,885.08 × 157,741.60
  4. Step 4: Simplify right side
    266,620.18x = 58,030,781,135.33
  5. Step 5: Solve for x
    x = 58,030,781,135.33/266,620.18
  6. Step 6: Final answer
    x = 217,653.37

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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.