Home / 335,916.72-503,997.84-156,085.20

Finding the Fourth Proportional to 335,916.72, 503,997.84 and 156,085.20

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Solution

The fourth proportional to 335,916.72, 503,997.84 and 156,085.20 is: 234,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,916.72 : 503,997.84 = 156,085.20 : x
  2. Step 2: Convert to fraction form
    335,916.72/503,997.84 = 156,085.20/x
  3. Step 3: Cross multiply
    335,916.72x = 503,997.84 × 156,085.20
  4. Step 4: Simplify right side
    335,916.72x = 78,666,603,655.97
  5. Step 5: Solve for x
    x = 78,666,603,655.97/335,916.72
  6. Step 6: Final answer
    x = 234,184.84

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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.