Home / 252,440.34-378,681.35-181,692.25

Finding the Fourth Proportional to 252,440.34, 378,681.35 and 181,692.25

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Solution

The fourth proportional to 252,440.34, 378,681.35 and 181,692.25 is: 272,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,440.34 : 378,681.35 = 181,692.25 : x
  2. Step 2: Convert to fraction form
    252,440.34/378,681.35 = 181,692.25/x
  3. Step 3: Cross multiply
    252,440.34x = 378,681.35 × 181,692.25
  4. Step 4: Simplify right side
    252,440.34x = 68,803,466,514.54
  5. Step 5: Solve for x
    x = 68,803,466,514.54/252,440.34
  6. Step 6: Final answer
    x = 272,553.37

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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.