Home / 94,018.72-129,739.80-51,568.24

Finding the Fourth Proportional to 94,018.72, 129,739.80 and 51,568.24

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Solution

The fourth proportional to 94,018.72, 129,739.80 and 51,568.24 is: 71,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,018.72 : 129,739.80 = 51,568.24 : x
  2. Step 2: Convert to fraction form
    94,018.72/129,739.80 = 51,568.24/x
  3. Step 3: Cross multiply
    94,018.72x = 129,739.80 × 51,568.24
  4. Step 4: Simplify right side
    94,018.72x = 6,690,453,143.95
  5. Step 5: Solve for x
    x = 6,690,453,143.95/94,018.72
  6. Step 6: Final answer
    x = 71,160.86

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1.5x scale

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.