Home / 179,012.37-247,038.89-98,440.49

Finding the Fourth Proportional to 179,012.37, 247,038.89 and 98,440.49

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Solution

The fourth proportional to 179,012.37, 247,038.89 and 98,440.49 is: 135,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,012.37 : 247,038.89 = 98,440.49 : x
  2. Step 2: Convert to fraction form
    179,012.37/247,038.89 = 98,440.49/x
  3. Step 3: Cross multiply
    179,012.37x = 247,038.89 × 98,440.49
  4. Step 4: Simplify right side
    179,012.37x = 24,318,628,579.66
  5. Step 5: Solve for x
    x = 24,318,628,579.66/179,012.37
  6. Step 6: Final answer
    x = 135,848.87

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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.