Home / 309,156.75-463,801.28-95,920.07

Finding the Fourth Proportional to 309,156.75, 463,801.28 and 95,920.07

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Solution

The fourth proportional to 309,156.75, 463,801.28 and 95,920.07 is: 143,900.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,156.75 : 463,801.28 = 95,920.07 : x
  2. Step 2: Convert to fraction form
    309,156.75/463,801.28 = 95,920.07/x
  3. Step 3: Cross multiply
    309,156.75x = 463,801.28 × 95,920.07
  4. Step 4: Simplify right side
    309,156.75x = 44,487,848,445.08
  5. Step 5: Solve for x
    x = 44,487,848,445.08/309,156.75
  6. Step 6: Final answer
    x = 143,900.62

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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.