Home / 51,845.76-77,846.40-29,684.16

Finding the Fourth Proportional to 51,845.76, 77,846.40 and 29,684.16

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Solution

The fourth proportional to 51,845.76, 77,846.40 and 29,684.16 is: 44,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,845.76 : 77,846.40 = 29,684.16 : x
  2. Step 2: Convert to fraction form
    51,845.76/77,846.40 = 29,684.16/x
  3. Step 3: Cross multiply
    51,845.76x = 77,846.40 × 29,684.16
  4. Step 4: Simplify right side
    51,845.76x = 2,310,804,993.02
  5. Step 5: Solve for x
    x = 2,310,804,993.02/51,845.76
  6. Step 6: Final answer
    x = 44,570.76

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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.