Home / 152,015.80-228,002.10-52,180.60

Finding the Fourth Proportional to 152,015.80, 228,002.10 and 52,180.60

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Solution

The fourth proportional to 152,015.80, 228,002.10 and 52,180.60 is: 78,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,015.80 : 228,002.10 = 52,180.60 : x
  2. Step 2: Convert to fraction form
    152,015.80/228,002.10 = 52,180.60/x
  3. Step 3: Cross multiply
    152,015.80x = 228,002.10 × 52,180.60
  4. Step 4: Simplify right side
    152,015.80x = 11,897,286,379.26
  5. Step 5: Solve for x
    x = 11,897,286,379.26/152,015.80
  6. Step 6: Final answer
    x = 78,263.49

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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.