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Finding the Fourth Proportional to 194,873.94, 292,319.04 and 61,751.25

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Solution

The fourth proportional to 194,873.94, 292,319.04 and 61,751.25 is: 92,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,873.94 : 292,319.04 = 61,751.25 : x
  2. Step 2: Convert to fraction form
    194,873.94/292,319.04 = 61,751.25/x
  3. Step 3: Cross multiply
    194,873.94x = 292,319.04 × 61,751.25
  4. Step 4: Simplify right side
    194,873.94x = 18,051,066,118.80
  5. Step 5: Solve for x
    x = 18,051,066,118.80/194,873.94
  6. Step 6: Final answer
    x = 92,629.45

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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.