Home / 94,388.64-130,256.24-51,947.20

Finding the Fourth Proportional to 94,388.64, 130,256.24 and 51,947.20

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Solution

The fourth proportional to 94,388.64, 130,256.24 and 51,947.20 is: 71,687.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,388.64 : 130,256.24 = 51,947.20 : x
  2. Step 2: Convert to fraction form
    94,388.64/130,256.24 = 51,947.20/x
  3. Step 3: Cross multiply
    94,388.64x = 130,256.24 × 51,947.20
  4. Step 4: Simplify right side
    94,388.64x = 6,766,446,950.53
  5. Step 5: Solve for x
    x = 6,766,446,950.53/94,388.64
  6. Step 6: Final answer
    x = 71,687.09

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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.