Home / 51,756.81-77,257.50-44,408.49

Finding the Fourth Proportional to 51,756.81, 77,257.50 and 44,408.49

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Solution

The fourth proportional to 51,756.81, 77,257.50 and 44,408.49 is: 66,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,756.81 : 77,257.50 = 44,408.49 : x
  2. Step 2: Convert to fraction form
    51,756.81/77,257.50 = 44,408.49/x
  3. Step 3: Cross multiply
    51,756.81x = 77,257.50 × 44,408.49
  4. Step 4: Simplify right side
    51,756.81x = 3,430,888,459.93
  5. Step 5: Solve for x
    x = 3,430,888,459.93/51,756.81
  6. Step 6: Final answer
    x = 66,288.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.