Home / 152,065.40-228,041.37-52,197.26

Finding the Fourth Proportional to 152,065.40, 228,041.37 and 52,197.26

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Solution

The fourth proportional to 152,065.40, 228,041.37 and 52,197.26 is: 78,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,065.40 : 228,041.37 = 52,197.26 : x
  2. Step 2: Convert to fraction form
    152,065.40/228,041.37 = 52,197.26/x
  3. Step 3: Cross multiply
    152,065.40x = 228,041.37 × 52,197.26
  4. Step 4: Simplify right side
    152,065.40x = 11,903,133,540.44
  5. Step 5: Solve for x
    x = 11,903,133,540.44/152,065.40
  6. Step 6: Final answer
    x = 78,276.41

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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.