Home / 62,075.43-85,584.20-45,104.31

Finding the Fourth Proportional to 62,075.43, 85,584.20 and 45,104.31

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Solution

The fourth proportional to 62,075.43, 85,584.20 and 45,104.31 is: 62,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,075.43 : 85,584.20 = 45,104.31 : x
  2. Step 2: Convert to fraction form
    62,075.43/85,584.20 = 45,104.31/x
  3. Step 3: Cross multiply
    62,075.43x = 85,584.20 × 45,104.31
  4. Step 4: Simplify right side
    62,075.43x = 3,860,216,062.38
  5. Step 5: Solve for x
    x = 3,860,216,062.38/62,075.43
  6. Step 6: Final answer
    x = 62,185.89

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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.