Home / 208,723.61-313,079.24-180,560.51

Finding the Fourth Proportional to 208,723.61, 313,079.24 and 180,560.51

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Solution

The fourth proportional to 208,723.61, 313,079.24 and 180,560.51 is: 270,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,723.61 : 313,079.24 = 180,560.51 : x
  2. Step 2: Convert to fraction form
    208,723.61/313,079.24 = 180,560.51/x
  3. Step 3: Cross multiply
    208,723.61x = 313,079.24 × 180,560.51
  4. Step 4: Simplify right side
    208,723.61x = 56,529,744,776.61
  5. Step 5: Solve for x
    x = 56,529,744,776.61/208,723.61
  6. Step 6: Final answer
    x = 270,835.42

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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.