Home / 152,006.09-227,954.45-52,140.38

Finding the Fourth Proportional to 152,006.09, 227,954.45 and 52,140.38

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Solution

The fourth proportional to 152,006.09, 227,954.45 and 52,140.38 is: 78,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,006.09 : 227,954.45 = 52,140.38 : x
  2. Step 2: Convert to fraction form
    152,006.09/227,954.45 = 52,140.38/x
  3. Step 3: Cross multiply
    152,006.09x = 227,954.45 × 52,140.38
  4. Step 4: Simplify right side
    152,006.09x = 11,885,630,636.27
  5. Step 5: Solve for x
    x = 11,885,630,636.27/152,006.09
  6. Step 6: Final answer
    x = 78,191.81

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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.