Home / 53,553.21-79,851.03-52,081.89

Finding the Fourth Proportional to 53,553.21, 79,851.03 and 52,081.89

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Solution

The fourth proportional to 53,553.21, 79,851.03 and 52,081.89 is: 77,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553.21 : 79,851.03 = 52,081.89 : x
  2. Step 2: Convert to fraction form
    53,553.21/79,851.03 = 52,081.89/x
  3. Step 3: Cross multiply
    53,553.21x = 79,851.03 × 52,081.89
  4. Step 4: Simplify right side
    53,553.21x = 4,158,792,333.03
  5. Step 5: Solve for x
    x = 4,158,792,333.03/53,553.21
  6. Step 6: Final answer
    x = 77,657.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.