Home / 208,244.81-312,131.08-95,692.47

Finding the Fourth Proportional to 208,244.81, 312,131.08 and 95,692.47

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Solution

The fourth proportional to 208,244.81, 312,131.08 and 95,692.47 is: 143,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,244.81 : 312,131.08 = 95,692.47 : x
  2. Step 2: Convert to fraction form
    208,244.81/312,131.08 = 95,692.47/x
  3. Step 3: Cross multiply
    208,244.81x = 312,131.08 × 95,692.47
  4. Step 4: Simplify right side
    208,244.81x = 29,868,592,958.09
  5. Step 5: Solve for x
    x = 29,868,592,958.09/208,244.81
  6. Step 6: Final answer
    x = 143,430.19

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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.