Home / 151,065.81-226,113.63-100,347.86

Finding the Fourth Proportional to 151,065.81, 226,113.63 and 100,347.86

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Solution

The fourth proportional to 151,065.81, 226,113.63 and 100,347.86 is: 150,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,065.81 : 226,113.63 = 100,347.86 : x
  2. Step 2: Convert to fraction form
    151,065.81/226,113.63 = 100,347.86/x
  3. Step 3: Cross multiply
    151,065.81x = 226,113.63 × 100,347.86
  4. Step 4: Simplify right side
    151,065.81x = 22,690,019,076.31
  5. Step 5: Solve for x
    x = 22,690,019,076.31/151,065.81
  6. Step 6: Final answer
    x = 150,199.57

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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.