Home / 152,255.23-228,398.19-52,402.30

Finding the Fourth Proportional to 152,255.23, 228,398.19 and 52,402.30

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Solution

The fourth proportional to 152,255.23, 228,398.19 and 52,402.30 is: 78,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,255.23 : 228,398.19 = 52,402.30 : x
  2. Step 2: Convert to fraction form
    152,255.23/228,398.19 = 52,402.30/x
  3. Step 3: Cross multiply
    152,255.23x = 228,398.19 × 52,402.30
  4. Step 4: Simplify right side
    152,255.23x = 11,968,590,471.84
  5. Step 5: Solve for x
    x = 11,968,590,471.84/152,255.23
  6. Step 6: Final answer
    x = 78,608.73

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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.