Home / 51,436.64-77,029.14-46,450.28

Finding the Fourth Proportional to 51,436.64, 77,029.14 and 46,450.28

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Solution

The fourth proportional to 51,436.64, 77,029.14 and 46,450.28 is: 69,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,436.64 : 77,029.14 = 46,450.28 : x
  2. Step 2: Convert to fraction form
    51,436.64/77,029.14 = 46,450.28/x
  3. Step 3: Cross multiply
    51,436.64x = 77,029.14 × 46,450.28
  4. Step 4: Simplify right side
    51,436.64x = 3,578,025,121.16
  5. Step 5: Solve for x
    x = 3,578,025,121.16/51,436.64
  6. Step 6: Final answer
    x = 69,561.80

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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.