Home / 124,178.42-186,303.92-39,936.69

Finding the Fourth Proportional to 124,178.42, 186,303.92 and 39,936.69

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Solution

The fourth proportional to 124,178.42, 186,303.92 and 39,936.69 is: 59,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,178.42 : 186,303.92 = 39,936.69 : x
  2. Step 2: Convert to fraction form
    124,178.42/186,303.92 = 39,936.69/x
  3. Step 3: Cross multiply
    124,178.42x = 186,303.92 × 39,936.69
  4. Step 4: Simplify right side
    124,178.42x = 7,440,361,699.14
  5. Step 5: Solve for x
    x = 7,440,361,699.14/124,178.42
  6. Step 6: Final answer
    x = 59,916.71

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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.