Home / 152,085.80-228,107.10-52,250.60

Finding the Fourth Proportional to 152,085.80, 228,107.10 and 52,250.60

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Solution

The fourth proportional to 152,085.80, 228,107.10 and 52,250.60 is: 78,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,085.80 : 228,107.10 = 52,250.60 : x
  2. Step 2: Convert to fraction form
    152,085.80/228,107.10 = 52,250.60/x
  3. Step 3: Cross multiply
    152,085.80x = 228,107.10 × 52,250.60
  4. Step 4: Simplify right side
    152,085.80x = 11,918,732,839.26
  5. Step 5: Solve for x
    x = 11,918,732,839.26/152,085.80
  6. Step 6: Final answer
    x = 78,368.48

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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.