Home / 152,290.26-228,446.91-47,119.86

Finding the Fourth Proportional to 152,290.26, 228,446.91 and 47,119.86

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Solution

The fourth proportional to 152,290.26, 228,446.91 and 47,119.86 is: 70,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,290.26 : 228,446.91 = 47,119.86 : x
  2. Step 2: Convert to fraction form
    152,290.26/228,446.91 = 47,119.86/x
  3. Step 3: Cross multiply
    152,290.26x = 228,446.91 × 47,119.86
  4. Step 4: Simplify right side
    152,290.26x = 10,764,386,416.63
  5. Step 5: Solve for x
    x = 10,764,386,416.63/152,290.26
  6. Step 6: Final answer
    x = 70,683.35

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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.