Home / 152,255.73-228,398.94-52,402.80

Finding the Fourth Proportional to 152,255.73, 228,398.94 and 52,402.80

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Solution

The fourth proportional to 152,255.73, 228,398.94 and 52,402.80 is: 78,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,255.73 : 228,398.94 = 52,402.80 : x
  2. Step 2: Convert to fraction form
    152,255.73/228,398.94 = 52,402.80/x
  3. Step 3: Cross multiply
    152,255.73x = 228,398.94 × 52,402.80
  4. Step 4: Simplify right side
    152,255.73x = 11,968,743,973.03
  5. Step 5: Solve for x
    x = 11,968,743,973.03/152,255.73
  6. Step 6: Final answer
    x = 78,609.48

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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.