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Finding the Fourth Proportional to 35,500.80, 53,294.40 and 35,241.60

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Solution

The fourth proportional to 35,500.80, 53,294.40 and 35,241.60 is: 52,905.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,500.80 : 53,294.40 = 35,241.60 : x
  2. Step 2: Convert to fraction form
    35,500.80/53,294.40 = 35,241.60/x
  3. Step 3: Cross multiply
    35,500.80x = 53,294.40 × 35,241.60
  4. Step 4: Simplify right side
    35,500.80x = 1,878,179,927.04
  5. Step 5: Solve for x
    x = 1,878,179,927.04/35,500.80
  6. Step 6: Final answer
    x = 52,905.28

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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.