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Finding the Fourth Proportional to 266,064.96, 367,216.48 and 158,641.60

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Solution

The fourth proportional to 266,064.96, 367,216.48 and 158,641.60 is: 218,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,064.96 : 367,216.48 = 158,641.60 : x
  2. Step 2: Convert to fraction form
    266,064.96/367,216.48 = 158,641.60/x
  3. Step 3: Cross multiply
    266,064.96x = 367,216.48 × 158,641.60
  4. Step 4: Simplify right side
    266,064.96x = 58,255,809,933.57
  5. Step 5: Solve for x
    x = 58,255,809,933.57/266,064.96
  6. Step 6: Final answer
    x = 218,953.33

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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.