Home / 132,288.68-182,558.79-71,860.25

Finding the Fourth Proportional to 132,288.68, 182,558.79 and 71,860.25

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Solution

The fourth proportional to 132,288.68, 182,558.79 and 71,860.25 is: 99,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,288.68 : 182,558.79 = 71,860.25 : x
  2. Step 2: Convert to fraction form
    132,288.68/182,558.79 = 71,860.25/x
  3. Step 3: Cross multiply
    132,288.68x = 182,558.79 × 71,860.25
  4. Step 4: Simplify right side
    132,288.68x = 13,118,719,376.30
  5. Step 5: Solve for x
    x = 13,118,719,376.30/132,288.68
  6. Step 6: Final answer
    x = 99,167.37

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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.