Home / 347,569.25-521,410.13-107,626.76

Finding the Fourth Proportional to 347,569.25, 521,410.13 and 107,626.76

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Solution

The fourth proportional to 347,569.25, 521,410.13 and 107,626.76 is: 161,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,569.25 : 521,410.13 = 107,626.76 : x
  2. Step 2: Convert to fraction form
    347,569.25/521,410.13 = 107,626.76/x
  3. Step 3: Cross multiply
    347,569.25x = 521,410.13 × 107,626.76
  4. Step 4: Simplify right side
    347,569.25x = 56,117,682,923.08
  5. Step 5: Solve for x
    x = 56,117,682,923.08/347,569.25
  6. Step 6: Final answer
    x = 161,457.56

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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.