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Finding the Fourth Proportional to 199,807.02, 299,858.40 and 94,626.24

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Solution

The fourth proportional to 199,807.02, 299,858.40 and 94,626.24 is: 142,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,807.02 : 299,858.40 = 94,626.24 : x
  2. Step 2: Convert to fraction form
    199,807.02/299,858.40 = 94,626.24/x
  3. Step 3: Cross multiply
    199,807.02x = 299,858.40 × 94,626.24
  4. Step 4: Simplify right side
    199,807.02x = 28,374,472,924.42
  5. Step 5: Solve for x
    x = 28,374,472,924.42/199,807.02
  6. Step 6: Final answer
    x = 142,009.39

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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.