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Finding the Fourth Proportional to 194,322.48, 291,483.72 and 54,092.04

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Solution

The fourth proportional to 194,322.48, 291,483.72 and 54,092.04 is: 81,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,322.48 : 291,483.72 = 54,092.04 : x
  2. Step 2: Convert to fraction form
    194,322.48/291,483.72 = 54,092.04/x
  3. Step 3: Cross multiply
    194,322.48x = 291,483.72 × 54,092.04
  4. Step 4: Simplify right side
    194,322.48x = 15,766,949,041.59
  5. Step 5: Solve for x
    x = 15,766,949,041.59/194,322.48
  6. Step 6: Final answer
    x = 81,138.06

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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.