Home / 82,677.43-124,013.40-35,930.35

Finding the Fourth Proportional to 82,677.43, 124,013.40 and 35,930.35

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Solution

The fourth proportional to 82,677.43, 124,013.40 and 35,930.35 is: 53,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,677.43 : 124,013.40 = 35,930.35 : x
  2. Step 2: Convert to fraction form
    82,677.43/124,013.40 = 35,930.35/x
  3. Step 3: Cross multiply
    82,677.43x = 124,013.40 × 35,930.35
  4. Step 4: Simplify right side
    82,677.43x = 4,455,844,866.69
  5. Step 5: Solve for x
    x = 4,455,844,866.69/82,677.43
  6. Step 6: Final answer
    x = 53,894.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.