Home / 374,410.46-561,533.07-108,113.05

Finding the Fourth Proportional to 374,410.46, 561,533.07 and 108,113.05

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Solution

The fourth proportional to 374,410.46, 561,533.07 and 108,113.05 is: 162,145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,410.46 : 561,533.07 = 108,113.05 : x
  2. Step 2: Convert to fraction form
    374,410.46/561,533.07 = 108,113.05/x
  3. Step 3: Cross multiply
    374,410.46x = 561,533.07 × 108,113.05
  4. Step 4: Simplify right side
    374,410.46x = 60,709,050,065.90
  5. Step 5: Solve for x
    x = 60,709,050,065.90/374,410.46
  6. Step 6: Final answer
    x = 162,145.71

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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.