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Finding the Fourth Proportional to 75,460.92, 104,074.27 and 46,760.64

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Solution

The fourth proportional to 75,460.92, 104,074.27 and 46,760.64 is: 64,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,460.92 : 104,074.27 = 46,760.64 : x
  2. Step 2: Convert to fraction form
    75,460.92/104,074.27 = 46,760.64/x
  3. Step 3: Cross multiply
    75,460.92x = 104,074.27 × 46,760.64
  4. Step 4: Simplify right side
    75,460.92x = 4,866,579,472.73
  5. Step 5: Solve for x
    x = 4,866,579,472.73/75,460.92
  6. Step 6: Final answer
    x = 64,491.39

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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.