Home / 179,042.61-247,078.89-98,475.60

Finding the Fourth Proportional to 179,042.61, 247,078.89 and 98,475.60

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Solution

The fourth proportional to 179,042.61, 247,078.89 and 98,475.60 is: 135,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,042.61 : 247,078.89 = 98,475.60 : x
  2. Step 2: Convert to fraction form
    179,042.61/247,078.89 = 98,475.60/x
  3. Step 3: Cross multiply
    179,042.61x = 247,078.89 × 98,475.60
  4. Step 4: Simplify right side
    179,042.61x = 24,331,241,940.08
  5. Step 5: Solve for x
    x = 24,331,241,940.08/179,042.61
  6. Step 6: Final answer
    x = 135,896.38

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1.5x scale

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.