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Finding the Fourth Proportional to 256,602.33, 384,925.03 and 94,540.50

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Solution

The fourth proportional to 256,602.33, 384,925.03 and 94,540.50 is: 141,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,602.33 : 384,925.03 = 94,540.50 : x
  2. Step 2: Convert to fraction form
    256,602.33/384,925.03 = 94,540.50/x
  3. Step 3: Cross multiply
    256,602.33x = 384,925.03 × 94,540.50
  4. Step 4: Simplify right side
    256,602.33x = 36,391,004,562.36
  5. Step 5: Solve for x
    x = 36,391,004,562.36/256,602.33
  6. Step 6: Final answer
    x = 141,818.68

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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.