Home / 209,501.10-313,370.91-176,605.88

Finding the Fourth Proportional to 209,501.10, 313,370.91 and 176,605.88

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Solution

The fourth proportional to 209,501.10, 313,370.91 and 176,605.88 is: 264,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,501.10 : 313,370.91 = 176,605.88 : x
  2. Step 2: Convert to fraction form
    209,501.10/313,370.91 = 176,605.88/x
  3. Step 3: Cross multiply
    209,501.10x = 313,370.91 × 176,605.88
  4. Step 4: Simplify right side
    209,501.10x = 55,343,143,760.10
  5. Step 5: Solve for x
    x = 55,343,143,760.10/209,501.10
  6. Step 6: Final answer
    x = 264,166.36

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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.