Home / 671,131.10-1,006,698.73-165,692.14

Finding the Fourth Proportional to 671,131.10, 1,006,698.73 and 165,692.14

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Solution

The fourth proportional to 671,131.10, 1,006,698.73 and 165,692.14 is: 248,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,131.10 : 1,006,698.73 = 165,692.14 : x
  2. Step 2: Convert to fraction form
    671,131.10/1,006,698.73 = 165,692.14/x
  3. Step 3: Cross multiply
    671,131.10x = 1,006,698.73 × 165,692.14
  4. Step 4: Simplify right side
    671,131.10x = 166,802,066,908.98
  5. Step 5: Solve for x
    x = 166,802,066,908.98/671,131.10
  6. Step 6: Final answer
    x = 248,538.72

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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.