Home / 151,222.16-226,702.01-76,279.74

Finding the Fourth Proportional to 151,222.16, 226,702.01 and 76,279.74

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Solution

The fourth proportional to 151,222.16, 226,702.01 and 76,279.74 is: 114,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,222.16 : 226,702.01 = 76,279.74 : x
  2. Step 2: Convert to fraction form
    151,222.16/226,702.01 = 76,279.74/x
  3. Step 3: Cross multiply
    151,222.16x = 226,702.01 × 76,279.74
  4. Step 4: Simplify right side
    151,222.16x = 17,292,769,998.88
  5. Step 5: Solve for x
    x = 17,292,769,998.88/151,222.16
  6. Step 6: Final answer
    x = 114,353.42

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1.5x scale

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.