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Finding the Fourth Proportional to 425,150.29, 637,762.16 and 109,604.53

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Solution

The fourth proportional to 425,150.29, 637,762.16 and 109,604.53 is: 164,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,150.29 : 637,762.16 = 109,604.53 : x
  2. Step 2: Convert to fraction form
    425,150.29/637,762.16 = 109,604.53/x
  3. Step 3: Cross multiply
    425,150.29x = 637,762.16 × 109,604.53
  4. Step 4: Simplify right side
    425,150.29x = 69,901,621,250.56
  5. Step 5: Solve for x
    x = 69,901,621,250.56/425,150.29
  6. Step 6: Final answer
    x = 164,416.26

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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.