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Finding the Fourth Proportional to 184,747.72, 254,953.02 and 99,864.58

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Solution

The fourth proportional to 184,747.72, 254,953.02 and 99,864.58 is: 137,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,747.72 : 254,953.02 = 99,864.58 : x
  2. Step 2: Convert to fraction form
    184,747.72/254,953.02 = 99,864.58/x
  3. Step 3: Cross multiply
    184,747.72x = 254,953.02 × 99,864.58
  4. Step 4: Simplify right side
    184,747.72x = 25,460,776,262.03
  5. Step 5: Solve for x
    x = 25,460,776,262.03/184,747.72
  6. Step 6: Final answer
    x = 137,813.75

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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.