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Finding the Fourth Proportional to 185,411.67, 255,873.11 and 104,851.19

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Solution

The fourth proportional to 185,411.67, 255,873.11 and 104,851.19 is: 144,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,411.67 : 255,873.11 = 104,851.19 : x
  2. Step 2: Convert to fraction form
    185,411.67/255,873.11 = 104,851.19/x
  3. Step 3: Cross multiply
    185,411.67x = 255,873.11 × 104,851.19
  4. Step 4: Simplify right side
    185,411.67x = 26,828,600,072.50
  5. Step 5: Solve for x
    x = 26,828,600,072.50/185,411.67
  6. Step 6: Final answer
    x = 144,697.47

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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.