Home / 152,119.22-228,130.43-52,255.33

Finding the Fourth Proportional to 152,119.22, 228,130.43 and 52,255.33

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Solution

The fourth proportional to 152,119.22, 228,130.43 and 52,255.33 is: 78,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,119.22 : 228,130.43 = 52,255.33 : x
  2. Step 2: Convert to fraction form
    152,119.22/228,130.43 = 52,255.33/x
  3. Step 3: Cross multiply
    152,119.22x = 228,130.43 × 52,255.33
  4. Step 4: Simplify right side
    152,119.22x = 11,921,030,071.09
  5. Step 5: Solve for x
    x = 11,921,030,071.09/152,119.22
  6. Step 6: Final answer
    x = 78,366.37

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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.