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Finding the Fourth Proportional to 366,887.63, 550,325.96 and 127,176.03

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Solution

The fourth proportional to 366,887.63, 550,325.96 and 127,176.03 is: 190,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,887.63 : 550,325.96 = 127,176.03 : x
  2. Step 2: Convert to fraction form
    366,887.63/550,325.96 = 127,176.03/x
  3. Step 3: Cross multiply
    366,887.63x = 550,325.96 × 127,176.03
  4. Step 4: Simplify right side
    366,887.63x = 69,988,270,798.74
  5. Step 5: Solve for x
    x = 69,988,270,798.74/366,887.63
  6. Step 6: Final answer
    x = 190,762.14

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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.