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Finding the Fourth Proportional to 184,416.93, 254,468.28 and 103,828.41

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Solution

The fourth proportional to 184,416.93, 254,468.28 and 103,828.41 is: 143,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,416.93 : 254,468.28 = 103,828.41 : x
  2. Step 2: Convert to fraction form
    184,416.93/254,468.28 = 103,828.41/x
  3. Step 3: Cross multiply
    184,416.93x = 254,468.28 × 103,828.41
  4. Step 4: Simplify right side
    184,416.93x = 26,421,036,907.83
  5. Step 5: Solve for x
    x = 26,421,036,907.83/184,416.93
  6. Step 6: Final answer
    x = 143,267.96

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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.