Home / 56,871.41-78,466.79-36,729.14

Finding the Fourth Proportional to 56,871.41, 78,466.79 and 36,729.14

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Solution

The fourth proportional to 56,871.41, 78,466.79 and 36,729.14 is: 50,676.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,871.41 : 78,466.79 = 36,729.14 : x
  2. Step 2: Convert to fraction form
    56,871.41/78,466.79 = 36,729.14/x
  3. Step 3: Cross multiply
    56,871.41x = 78,466.79 × 36,729.14
  4. Step 4: Simplify right side
    56,871.41x = 2,882,017,139.28
  5. Step 5: Solve for x
    x = 2,882,017,139.28/56,871.41
  6. Step 6: Final answer
    x = 50,676.03

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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.