Home / 177,940.96-245,547.72-101,449.36

Finding the Fourth Proportional to 177,940.96, 245,547.72 and 101,449.36

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Solution

The fourth proportional to 177,940.96, 245,547.72 and 101,449.36 is: 139,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,940.96 : 245,547.72 = 101,449.36 : x
  2. Step 2: Convert to fraction form
    177,940.96/245,547.72 = 101,449.36/x
  3. Step 3: Cross multiply
    177,940.96x = 245,547.72 × 101,449.36
  4. Step 4: Simplify right side
    177,940.96x = 24,910,659,043.46
  5. Step 5: Solve for x
    x = 24,910,659,043.46/177,940.96
  6. Step 6: Final answer
    x = 139,993.96

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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.