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Finding the Fourth Proportional to 270,881.96, 373,631.37 and 185,851.40

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Solution

The fourth proportional to 270,881.96, 373,631.37 and 185,851.40 is: 256,347.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,881.96 : 373,631.37 = 185,851.40 : x
  2. Step 2: Convert to fraction form
    270,881.96/373,631.37 = 185,851.40/x
  3. Step 3: Cross multiply
    270,881.96x = 373,631.37 × 185,851.40
  4. Step 4: Simplify right side
    270,881.96x = 69,439,913,198.42
  5. Step 5: Solve for x
    x = 69,439,913,198.42/270,881.96
  6. Step 6: Final answer
    x = 256,347.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.