Home / 237,755.22-328,135.77-147,140.37

Finding the Fourth Proportional to 237,755.22, 328,135.77 and 147,140.37

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Solution

The fourth proportional to 237,755.22, 328,135.77 and 147,140.37 is: 203,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,755.22 : 328,135.77 = 147,140.37 : x
  2. Step 2: Convert to fraction form
    237,755.22/328,135.77 = 147,140.37/x
  3. Step 3: Cross multiply
    237,755.22x = 328,135.77 × 147,140.37
  4. Step 4: Simplify right side
    237,755.22x = 48,282,018,608.03
  5. Step 5: Solve for x
    x = 48,282,018,608.03/237,755.22
  6. Step 6: Final answer
    x = 203,074.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.