Home / 151,279.04-226,941.60-72,328.64

Finding the Fourth Proportional to 151,279.04, 226,941.60 and 72,328.64

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Solution

The fourth proportional to 151,279.04, 226,941.60 and 72,328.64 is: 108,503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,279.04 : 226,941.60 = 72,328.64 : x
  2. Step 2: Convert to fraction form
    151,279.04/226,941.60 = 72,328.64/x
  3. Step 3: Cross multiply
    151,279.04x = 226,941.60 × 72,328.64
  4. Step 4: Simplify right side
    151,279.04x = 16,414,377,287.42
  5. Step 5: Solve for x
    x = 16,414,377,287.42/151,279.04
  6. Step 6: Final answer
    x = 108,503.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.