Home / 77,354.02-116,075.76-41,815.54

Finding the Fourth Proportional to 77,354.02, 116,075.76 and 41,815.54

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Solution

The fourth proportional to 77,354.02, 116,075.76 and 41,815.54 is: 62,747.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,354.02 : 116,075.76 = 41,815.54 : x
  2. Step 2: Convert to fraction form
    77,354.02/116,075.76 = 41,815.54/x
  3. Step 3: Cross multiply
    77,354.02x = 116,075.76 × 41,815.54
  4. Step 4: Simplify right side
    77,354.02x = 4,853,770,585.31
  5. Step 5: Solve for x
    x = 4,853,770,585.31/77,354.02
  6. Step 6: Final answer
    x = 62,747.49

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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.