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Finding the Fourth Proportional to 35,230.80, 52,889.40 and 34,971.60

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Solution

The fourth proportional to 35,230.80, 52,889.40 and 34,971.60 is: 52,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.80 : 52,889.40 = 34,971.60 : x
  2. Step 2: Convert to fraction form
    35,230.80/52,889.40 = 34,971.60/x
  3. Step 3: Cross multiply
    35,230.80x = 52,889.40 × 34,971.60
  4. Step 4: Simplify right side
    35,230.80x = 1,849,626,941.04
  5. Step 5: Solve for x
    x = 1,849,626,941.04/35,230.80
  6. Step 6: Final answer
    x = 52,500.28

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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.