Home / 179,098.83-247,128.98-103,632.75

Finding the Fourth Proportional to 179,098.83, 247,128.98 and 103,632.75

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Solution

The fourth proportional to 179,098.83, 247,128.98 and 103,632.75 is: 142,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,098.83 : 247,128.98 = 103,632.75 : x
  2. Step 2: Convert to fraction form
    179,098.83/247,128.98 = 103,632.75/x
  3. Step 3: Cross multiply
    179,098.83x = 247,128.98 × 103,632.75
  4. Step 4: Simplify right side
    179,098.83x = 25,610,655,283.93
  5. Step 5: Solve for x
    x = 25,610,655,283.93/179,098.83
  6. Step 6: Final answer
    x = 142,997.33

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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.