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Finding the Fourth Proportional to 155,290.44, 232,946.78 and 41,437.64

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Solution

The fourth proportional to 155,290.44, 232,946.78 and 41,437.64 is: 62,159.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,290.44 : 232,946.78 = 41,437.64 : x
  2. Step 2: Convert to fraction form
    155,290.44/232,946.78 = 41,437.64/x
  3. Step 3: Cross multiply
    155,290.44x = 232,946.78 × 41,437.64
  4. Step 4: Simplify right side
    155,290.44x = 9,652,764,808.80
  5. Step 5: Solve for x
    x = 9,652,764,808.80/155,290.44
  6. Step 6: Final answer
    x = 62,159.43

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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.