Home / 94,302.46-130,137.78-51,863.68

Finding the Fourth Proportional to 94,302.46, 130,137.78 and 51,863.68

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Solution

The fourth proportional to 94,302.46, 130,137.78 and 51,863.68 is: 71,572.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,302.46 : 130,137.78 = 51,863.68 : x
  2. Step 2: Convert to fraction form
    94,302.46/130,137.78 = 51,863.68/x
  3. Step 3: Cross multiply
    94,302.46x = 130,137.78 × 51,863.68
  4. Step 4: Simplify right side
    94,302.46x = 6,749,424,177.83
  5. Step 5: Solve for x
    x = 6,749,424,177.83/94,302.46
  6. Step 6: Final answer
    x = 71,572.09

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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.