Home / 374,512.32-561,651.84-125,136

Finding the Fourth Proportional to 374,512.32, 561,651.84 and 125,136

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Solution

The fourth proportional to 374,512.32, 561,651.84 and 125,136 is: 187,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,512.32 : 561,651.84 = 125,136 : x
  2. Step 2: Convert to fraction form
    374,512.32/561,651.84 = 125,136/x
  3. Step 3: Cross multiply
    374,512.32x = 561,651.84 × 125,136
  4. Step 4: Simplify right side
    374,512.32x = 70,282,864,650.24
  5. Step 5: Solve for x
    x = 70,282,864,650.24/374,512.32
  6. Step 6: Final answer
    x = 187,665.03

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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.