Home / 104,934.96-144,806.55-57,187.35

Finding the Fourth Proportional to 104,934.96, 144,806.55 and 57,187.35

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Solution

The fourth proportional to 104,934.96, 144,806.55 and 57,187.35 is: 78,916.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,934.96 : 144,806.55 = 57,187.35 : x
  2. Step 2: Convert to fraction form
    104,934.96/144,806.55 = 57,187.35/x
  3. Step 3: Cross multiply
    104,934.96x = 144,806.55 × 57,187.35
  4. Step 4: Simplify right side
    104,934.96x = 8,281,102,857.14
  5. Step 5: Solve for x
    x = 8,281,102,857.14/104,934.96
  6. Step 6: Final answer
    x = 78,916.53

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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.