Home / 132,209.33-182,448.99-71,779.95

Finding the Fourth Proportional to 132,209.33, 182,448.99 and 71,779.95

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Solution

The fourth proportional to 132,209.33, 182,448.99 and 71,779.95 is: 99,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,209.33 : 182,448.99 = 71,779.95 : x
  2. Step 2: Convert to fraction form
    132,209.33/182,448.99 = 71,779.95/x
  3. Step 3: Cross multiply
    132,209.33x = 182,448.99 × 71,779.95
  4. Step 4: Simplify right side
    132,209.33x = 13,096,179,379.75
  5. Step 5: Solve for x
    x = 13,096,179,379.75/132,209.33
  6. Step 6: Final answer
    x = 99,056.40

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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.