Home / 76,701.33-114,885.81-37,175.76

Finding the Fourth Proportional to 76,701.33, 114,885.81 and 37,175.76

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Solution

The fourth proportional to 76,701.33, 114,885.81 and 37,175.76 is: 55,683.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,701.33 : 114,885.81 = 37,175.76 : x
  2. Step 2: Convert to fraction form
    76,701.33/114,885.81 = 37,175.76/x
  3. Step 3: Cross multiply
    76,701.33x = 114,885.81 × 37,175.76
  4. Step 4: Simplify right side
    76,701.33x = 4,270,967,299.97
  5. Step 5: Solve for x
    x = 4,270,967,299.97/76,701.33
  6. Step 6: Final answer
    x = 55,683.09

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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.