Home / 132,368.31-182,666.48-71,940.96

Finding the Fourth Proportional to 132,368.31, 182,666.48 and 71,940.96

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Solution

The fourth proportional to 132,368.31, 182,666.48 and 71,940.96 is: 99,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,368.31 : 182,666.48 = 71,940.96 : x
  2. Step 2: Convert to fraction form
    132,368.31/182,666.48 = 71,940.96/x
  3. Step 3: Cross multiply
    132,368.31x = 182,666.48 × 71,940.96
  4. Step 4: Simplify right side
    132,368.31x = 13,141,201,571.32
  5. Step 5: Solve for x
    x = 13,141,201,571.32/132,368.31
  6. Step 6: Final answer
    x = 99,277.55

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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.