Home / 209,261.34-288,754.47-141,425.87

Finding the Fourth Proportional to 209,261.34, 288,754.47 and 141,425.87

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Solution

The fourth proportional to 209,261.34, 288,754.47 and 141,425.87 is: 195,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,261.34 : 288,754.47 = 141,425.87 : x
  2. Step 2: Convert to fraction form
    209,261.34/288,754.47 = 141,425.87/x
  3. Step 3: Cross multiply
    209,261.34x = 288,754.47 × 141,425.87
  4. Step 4: Simplify right side
    209,261.34x = 40,837,350,692.37
  5. Step 5: Solve for x
    x = 40,837,350,692.37/209,261.34
  6. Step 6: Final answer
    x = 195,150.00

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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.