Home / 51,314.55-77,137.35-47,583.63

Finding the Fourth Proportional to 51,314.55, 77,137.35 and 47,583.63

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Solution

The fourth proportional to 51,314.55, 77,137.35 and 47,583.63 is: 71,528.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,314.55 : 77,137.35 = 47,583.63 : x
  2. Step 2: Convert to fraction form
    51,314.55/77,137.35 = 47,583.63/x
  3. Step 3: Cross multiply
    51,314.55x = 77,137.35 × 47,583.63
  4. Step 4: Simplify right side
    51,314.55x = 3,670,475,121.58
  5. Step 5: Solve for x
    x = 3,670,475,121.58/51,314.55
  6. Step 6: Final answer
    x = 71,528.94

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1.5x scale

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.