Home / 374,453.82-561,564.09-125,077.50

Finding the Fourth Proportional to 374,453.82, 561,564.09 and 125,077.50

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Solution

The fourth proportional to 374,453.82, 561,564.09 and 125,077.50 is: 187,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,453.82 : 561,564.09 = 125,077.50 : x
  2. Step 2: Convert to fraction form
    374,453.82/561,564.09 = 125,077.50/x
  3. Step 3: Cross multiply
    374,453.82x = 561,564.09 × 125,077.50
  4. Step 4: Simplify right side
    374,453.82x = 70,239,032,466.98
  5. Step 5: Solve for x
    x = 70,239,032,466.98/374,453.82
  6. Step 6: Final answer
    x = 187,577.29

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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.