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Finding the Fourth Proportional to 35,244.80, 52,910.40 and 34,985.60

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Solution

The fourth proportional to 35,244.80, 52,910.40 and 34,985.60 is: 52,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,244.80 : 52,910.40 = 34,985.60 : x
  2. Step 2: Convert to fraction form
    35,244.80/52,910.40 = 34,985.60/x
  3. Step 3: Cross multiply
    35,244.80x = 52,910.40 × 34,985.60
  4. Step 4: Simplify right side
    35,244.80x = 1,851,102,090.24
  5. Step 5: Solve for x
    x = 1,851,102,090.24/35,244.80
  6. Step 6: Final answer
    x = 52,521.28

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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.