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Finding the Fourth Proportional to 184,544.75, 254,671.74 and 99,661.80

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Solution

The fourth proportional to 184,544.75, 254,671.74 and 99,661.80 is: 137,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,544.75 : 254,671.74 = 99,661.80 : x
  2. Step 2: Convert to fraction form
    184,544.75/254,671.74 = 99,661.80/x
  3. Step 3: Cross multiply
    184,544.75x = 254,671.74 × 99,661.80
  4. Step 4: Simplify right side
    184,544.75x = 25,381,044,017.53
  5. Step 5: Solve for x
    x = 25,381,044,017.53/184,544.75
  6. Step 6: Final answer
    x = 137,533.28

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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.