Home / 116,148.96-174,222.90-76,696.65

Finding the Fourth Proportional to 116,148.96, 174,222.90 and 76,696.65

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Solution

The fourth proportional to 116,148.96, 174,222.90 and 76,696.65 is: 115,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,148.96 : 174,222.90 = 76,696.65 : x
  2. Step 2: Convert to fraction form
    116,148.96/174,222.90 = 76,696.65/x
  3. Step 3: Cross multiply
    116,148.96x = 174,222.90 × 76,696.65
  4. Step 4: Simplify right side
    116,148.96x = 13,362,312,783.29
  5. Step 5: Solve for x
    x = 13,362,312,783.29/116,148.96
  6. Step 6: Final answer
    x = 115,044.62

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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.