Home / 132,212.67-182,455.38-71,783.43

Finding the Fourth Proportional to 132,212.67, 182,455.38 and 71,783.43

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Solution

The fourth proportional to 132,212.67, 182,455.38 and 71,783.43 is: 99,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,212.67 : 182,455.38 = 71,783.43 : x
  2. Step 2: Convert to fraction form
    132,212.67/182,455.38 = 71,783.43/x
  3. Step 3: Cross multiply
    132,212.67x = 182,455.38 × 71,783.43
  4. Step 4: Simplify right side
    132,212.67x = 13,097,272,998.35
  5. Step 5: Solve for x
    x = 13,097,272,998.35/132,212.67
  6. Step 6: Final answer
    x = 99,062.16

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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.