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Finding the Fourth Proportional to 124,284, 186,399.84 and 40,051.84

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Solution

The fourth proportional to 124,284, 186,399.84 and 40,051.84 is: 60,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,284 : 186,399.84 = 40,051.84 : x
  2. Step 2: Convert to fraction form
    124,284/186,399.84 = 40,051.84/x
  3. Step 3: Cross multiply
    124,284x = 186,399.84 × 40,051.84
  4. Step 4: Simplify right side
    124,284x = 7,465,656,567.71
  5. Step 5: Solve for x
    x = 7,465,656,567.71/124,284
  6. Step 6: Final answer
    x = 60,069.33

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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.