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Finding the Fourth Proportional to 95,980.94, 132,457.74 and 53,539.46

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Solution

The fourth proportional to 95,980.94, 132,457.74 and 53,539.46 is: 73,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,980.94 : 132,457.74 = 53,539.46 : x
  2. Step 2: Convert to fraction form
    95,980.94/132,457.74 = 53,539.46/x
  3. Step 3: Cross multiply
    95,980.94x = 132,457.74 × 53,539.46
  4. Step 4: Simplify right side
    95,980.94x = 7,091,715,872.42
  5. Step 5: Solve for x
    x = 7,091,715,872.42/95,980.94
  6. Step 6: Final answer
    x = 73,886.71

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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.