Home / 165,566.16-248,125.68-118,715.76

Finding the Fourth Proportional to 165,566.16, 248,125.68 and 118,715.76

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Solution

The fourth proportional to 165,566.16, 248,125.68 and 118,715.76 is: 177,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,566.16 : 248,125.68 = 118,715.76 : x
  2. Step 2: Convert to fraction form
    165,566.16/248,125.68 = 118,715.76/x
  3. Step 3: Cross multiply
    165,566.16x = 248,125.68 × 118,715.76
  4. Step 4: Simplify right side
    165,566.16x = 29,456,428,676.72
  5. Step 5: Solve for x
    x = 29,456,428,676.72/165,566.16
  6. Step 6: Final answer
    x = 177,913.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.