Home / 152,919.22-228,967.71-124,722.94

Finding the Fourth Proportional to 152,919.22, 228,967.71 and 124,722.94

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Solution

The fourth proportional to 152,919.22, 228,967.71 and 124,722.94 is: 186,749.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,919.22 : 228,967.71 = 124,722.94 : x
  2. Step 2: Convert to fraction form
    152,919.22/228,967.71 = 124,722.94/x
  3. Step 3: Cross multiply
    152,919.22x = 228,967.71 × 124,722.94
  4. Step 4: Simplify right side
    152,919.22x = 28,557,525,956.27
  5. Step 5: Solve for x
    x = 28,557,525,956.27/152,919.22
  6. Step 6: Final answer
    x = 186,749.10

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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.