Home / 132,039.51-182,209.44-71,609.04

Finding the Fourth Proportional to 132,039.51, 182,209.44 and 71,609.04

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Solution

The fourth proportional to 132,039.51, 182,209.44 and 71,609.04 is: 98,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,039.51 : 182,209.44 = 71,609.04 : x
  2. Step 2: Convert to fraction form
    132,039.51/182,209.44 = 71,609.04/x
  3. Step 3: Cross multiply
    132,039.51x = 182,209.44 × 71,609.04
  4. Step 4: Simplify right side
    132,039.51x = 13,047,843,077.34
  5. Step 5: Solve for x
    x = 13,047,843,077.34/132,039.51
  6. Step 6: Final answer
    x = 98,817.72

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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.