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Finding the Fourth Proportional to 184,670.94, 254,845.80 and 99,787.98

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Solution

The fourth proportional to 184,670.94, 254,845.80 and 99,787.98 is: 137,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,670.94 : 254,845.80 = 99,787.98 : x
  2. Step 2: Convert to fraction form
    184,670.94/254,845.80 = 99,787.98/x
  3. Step 3: Cross multiply
    184,670.94x = 254,845.80 × 99,787.98
  4. Step 4: Simplify right side
    184,670.94x = 25,430,547,593.48
  5. Step 5: Solve for x
    x = 25,430,547,593.48/184,670.94
  6. Step 6: Final answer
    x = 137,707.36

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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.