Home / 152,310.46-228,458.79-39,988.03

Finding the Fourth Proportional to 152,310.46, 228,458.79 and 39,988.03

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Solution

The fourth proportional to 152,310.46, 228,458.79 and 39,988.03 is: 59,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,310.46 : 228,458.79 = 39,988.03 : x
  2. Step 2: Convert to fraction form
    152,310.46/228,458.79 = 39,988.03/x
  3. Step 3: Cross multiply
    152,310.46x = 228,458.79 × 39,988.03
  4. Step 4: Simplify right side
    152,310.46x = 9,135,616,948.28
  5. Step 5: Solve for x
    x = 9,135,616,948.28/152,310.46
  6. Step 6: Final answer
    x = 59,980.23

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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.