Home / 71,075.22-98,084.43-39,246.54

Finding the Fourth Proportional to 71,075.22, 98,084.43 and 39,246.54

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Solution

The fourth proportional to 71,075.22, 98,084.43 and 39,246.54 is: 54,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,075.22 : 98,084.43 = 39,246.54 : x
  2. Step 2: Convert to fraction form
    71,075.22/98,084.43 = 39,246.54/x
  3. Step 3: Cross multiply
    71,075.22x = 98,084.43 × 39,246.54
  4. Step 4: Simplify right side
    71,075.22x = 3,849,474,505.37
  5. Step 5: Solve for x
    x = 3,849,474,505.37/71,075.22
  6. Step 6: Final answer
    x = 54,160.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.