Home / 359,186.50-538,782.45-159,453.19

Finding the Fourth Proportional to 359,186.50, 538,782.45 and 159,453.19

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Solution

The fourth proportional to 359,186.50, 538,782.45 and 159,453.19 is: 239,180.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,186.50 : 538,782.45 = 159,453.19 : x
  2. Step 2: Convert to fraction form
    359,186.50/538,782.45 = 159,453.19/x
  3. Step 3: Cross multiply
    359,186.50x = 538,782.45 × 159,453.19
  4. Step 4: Simplify right side
    359,186.50x = 85,910,580,368.52
  5. Step 5: Solve for x
    x = 85,910,580,368.52/359,186.50
  6. Step 6: Final answer
    x = 239,180.98

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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.