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Finding the Fourth Proportional to 251,145.86, 376,903.47 and 184,767.98

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Solution

The fourth proportional to 251,145.86, 376,903.47 and 184,767.98 is: 277,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,145.86 : 376,903.47 = 184,767.98 : x
  2. Step 2: Convert to fraction form
    251,145.86/376,903.47 = 184,767.98/x
  3. Step 3: Cross multiply
    251,145.86x = 376,903.47 × 184,767.98
  4. Step 4: Simplify right side
    251,145.86x = 69,639,692,806.89
  5. Step 5: Solve for x
    x = 69,639,692,806.89/251,145.86
  6. Step 6: Final answer
    x = 277,287.84

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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.