Home / 209,461.23-313,666.95-165,327.57

Finding the Fourth Proportional to 209,461.23, 313,666.95 and 165,327.57

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Solution

The fourth proportional to 209,461.23, 313,666.95 and 165,327.57 is: 247,577.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,461.23 : 313,666.95 = 165,327.57 : x
  2. Step 2: Convert to fraction form
    209,461.23/313,666.95 = 165,327.57/x
  3. Step 3: Cross multiply
    209,461.23x = 313,666.95 × 165,327.57
  4. Step 4: Simplify right side
    209,461.23x = 51,857,794,632.81
  5. Step 5: Solve for x
    x = 51,857,794,632.81/209,461.23
  6. Step 6: Final answer
    x = 247,577.06

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1.5x scale

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.