Home / 117,683.70-176,426.02-51,073.75

Finding the Fourth Proportional to 117,683.70, 176,426.02 and 51,073.75

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Solution

The fourth proportional to 117,683.70, 176,426.02 and 51,073.75 is: 76,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,683.70 : 176,426.02 = 51,073.75 : x
  2. Step 2: Convert to fraction form
    117,683.70/176,426.02 = 51,073.75/x
  3. Step 3: Cross multiply
    117,683.70x = 176,426.02 × 51,073.75
  4. Step 4: Simplify right side
    117,683.70x = 9,010,738,438.98
  5. Step 5: Solve for x
    x = 9,010,738,438.98/117,683.70
  6. Step 6: Final answer
    x = 76,567.43

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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.