Home / 152,418.51-228,609.54-40,107.35

Finding the Fourth Proportional to 152,418.51, 228,609.54 and 40,107.35

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Solution

The fourth proportional to 152,418.51, 228,609.54 and 40,107.35 is: 60,156.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,418.51 : 228,609.54 = 40,107.35 : x
  2. Step 2: Convert to fraction form
    152,418.51/228,609.54 = 40,107.35/x
  3. Step 3: Cross multiply
    152,418.51x = 228,609.54 × 40,107.35
  4. Step 4: Simplify right side
    152,418.51x = 9,168,923,405.64
  5. Step 5: Solve for x
    x = 9,168,923,405.64/152,418.51
  6. Step 6: Final answer
    x = 60,156.23

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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.