Home / 179,056.44-247,090.22-98,478.76

Finding the Fourth Proportional to 179,056.44, 247,090.22 and 98,478.76

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Solution

The fourth proportional to 179,056.44, 247,090.22 and 98,478.76 is: 135,896.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,056.44 : 247,090.22 = 98,478.76 : x
  2. Step 2: Convert to fraction form
    179,056.44/247,090.22 = 98,478.76/x
  3. Step 3: Cross multiply
    179,056.44x = 247,090.22 × 98,478.76
  4. Step 4: Simplify right side
    179,056.44x = 24,333,138,473.73
  5. Step 5: Solve for x
    x = 24,333,138,473.73/179,056.44
  6. Step 6: Final answer
    x = 135,896.47

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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.