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Finding the Fourth Proportional to 71,995.94, 108,045.36 and 32,025.68

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Solution

The fourth proportional to 71,995.94, 108,045.36 and 32,025.68 is: 48,061.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,995.94 : 108,045.36 = 32,025.68 : x
  2. Step 2: Convert to fraction form
    71,995.94/108,045.36 = 32,025.68/x
  3. Step 3: Cross multiply
    71,995.94x = 108,045.36 × 32,025.68
  4. Step 4: Simplify right side
    71,995.94x = 3,460,226,124.84
  5. Step 5: Solve for x
    x = 3,460,226,124.84/71,995.94
  6. Step 6: Final answer
    x = 48,061.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.