Home / 208,329.16-312,075.76-95,852.68

Finding the Fourth Proportional to 208,329.16, 312,075.76 and 95,852.68

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Solution

The fourth proportional to 208,329.16, 312,075.76 and 95,852.68 is: 143,586.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,329.16 : 312,075.76 = 95,852.68 : x
  2. Step 2: Convert to fraction form
    208,329.16/312,075.76 = 95,852.68/x
  3. Step 3: Cross multiply
    208,329.16x = 312,075.76 × 95,852.68
  4. Step 4: Simplify right side
    208,329.16x = 29,913,297,959.04
  5. Step 5: Solve for x
    x = 29,913,297,959.04/208,329.16
  6. Step 6: Final answer
    x = 143,586.71

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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.