Home / 94,231.66-130,038.19-51,789.28

Finding the Fourth Proportional to 94,231.66, 130,038.19 and 51,789.28

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Solution

The fourth proportional to 94,231.66, 130,038.19 and 51,789.28 is: 71,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,231.66 : 130,038.19 = 51,789.28 : x
  2. Step 2: Convert to fraction form
    94,231.66/130,038.19 = 51,789.28/x
  3. Step 3: Cross multiply
    94,231.66x = 130,038.19 × 51,789.28
  4. Step 4: Simplify right side
    94,231.66x = 6,734,584,298.75
  5. Step 5: Solve for x
    x = 6,734,584,298.75/94,231.66
  6. Step 6: Final answer
    x = 71,468.38

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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.