Home / 97,692.16-146,536.64-31,131.38

Finding the Fourth Proportional to 97,692.16, 146,536.64 and 31,131.38

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Solution

The fourth proportional to 97,692.16, 146,536.64 and 31,131.38 is: 46,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,692.16 : 146,536.64 = 31,131.38 : x
  2. Step 2: Convert to fraction form
    97,692.16/146,536.64 = 31,131.38/x
  3. Step 3: Cross multiply
    97,692.16x = 146,536.64 × 31,131.38
  4. Step 4: Simplify right side
    97,692.16x = 4,561,887,823.76
  5. Step 5: Solve for x
    x = 4,561,887,823.76/97,692.16
  6. Step 6: Final answer
    x = 46,696.56

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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.