Home / 155,814.33-233,536.97-71,503.43

Finding the Fourth Proportional to 155,814.33, 233,536.97 and 71,503.43

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Solution

The fourth proportional to 155,814.33, 233,536.97 and 71,503.43 is: 107,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,814.33 : 233,536.97 = 71,503.43 : x
  2. Step 2: Convert to fraction form
    155,814.33/233,536.97 = 71,503.43/x
  3. Step 3: Cross multiply
    155,814.33x = 233,536.97 × 71,503.43
  4. Step 4: Simplify right side
    155,814.33x = 16,698,695,368.35
  5. Step 5: Solve for x
    x = 16,698,695,368.35/155,814.33
  6. Step 6: Final answer
    x = 107,170.47

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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.