Home / 179,675.45-247,724.46-118,412.11

Finding the Fourth Proportional to 179,675.45, 247,724.46 and 118,412.11

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Solution

The fourth proportional to 179,675.45, 247,724.46 and 118,412.11 is: 163,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,675.45 : 247,724.46 = 118,412.11 : x
  2. Step 2: Convert to fraction form
    179,675.45/247,724.46 = 118,412.11/x
  3. Step 3: Cross multiply
    179,675.45x = 247,724.46 × 118,412.11
  4. Step 4: Simplify right side
    179,675.45x = 29,333,576,316.87
  5. Step 5: Solve for x
    x = 29,333,576,316.87/179,675.45
  6. Step 6: Final answer
    x = 163,258.68

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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.