Home / 152,043.80-228,044.10-52,208.60

Finding the Fourth Proportional to 152,043.80, 228,044.10 and 52,208.60

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Solution

The fourth proportional to 152,043.80, 228,044.10 and 52,208.60 is: 78,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,043.80 : 228,044.10 = 52,208.60 : x
  2. Step 2: Convert to fraction form
    152,043.80/228,044.10 = 52,208.60/x
  3. Step 3: Cross multiply
    152,043.80x = 228,044.10 × 52,208.60
  4. Step 4: Simplify right side
    152,043.80x = 11,905,863,199.26
  5. Step 5: Solve for x
    x = 11,905,863,199.26/152,043.80
  6. Step 6: Final answer
    x = 78,305.48

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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.