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Finding the Fourth Proportional to 184,001.10, 275,904.45 and 78,701.10

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Solution

The fourth proportional to 184,001.10, 275,904.45 and 78,701.10 is: 118,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,001.10 : 275,904.45 = 78,701.10 : x
  2. Step 2: Convert to fraction form
    184,001.10/275,904.45 = 78,701.10/x
  3. Step 3: Cross multiply
    184,001.10x = 275,904.45 × 78,701.10
  4. Step 4: Simplify right side
    184,001.10x = 21,713,983,709.90
  5. Step 5: Solve for x
    x = 21,713,983,709.90/184,001.10
  6. Step 6: Final answer
    x = 118,010.08

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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.