Home / 132,813.80-183,277.70-72,383.14

Finding the Fourth Proportional to 132,813.80, 183,277.70 and 72,383.14

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Solution

The fourth proportional to 132,813.80, 183,277.70 and 72,383.14 is: 99,885.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,813.80 : 183,277.70 = 72,383.14 : x
  2. Step 2: Convert to fraction form
    132,813.80/183,277.70 = 72,383.14/x
  3. Step 3: Cross multiply
    132,813.80x = 183,277.70 × 72,383.14
  4. Step 4: Simplify right side
    132,813.80x = 13,266,216,035.96
  5. Step 5: Solve for x
    x = 13,266,216,035.96/132,813.80
  6. Step 6: Final answer
    x = 99,885.83

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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.