Home / 94,410,371.53-129,342,670.39-90,871,897.21

Finding the Fourth Proportional to 94,410,371.53, 129,342,670.39 and 90,871,897.21

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Solution

The fourth proportional to 94,410,371.53, 129,342,670.39 and 90,871,897.21 is: 124,494,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,410,371.53 : 129,342,670.39 = 90,871,897.21 : x
  2. Step 2: Convert to fraction form
    94,410,371.53/129,342,670.39 = 90,871,897.21/x
  3. Step 3: Cross multiply
    94,410,371.53x = 129,342,670.39 × 90,871,897.21
  4. Step 4: Simplify right side
    94,410,371.53x = 11,753,613,848,546,990
  5. Step 5: Solve for x
    x = 11,753,613,848,546,990/94,410,371.53
  6. Step 6: Final answer
    x = 124,494,943.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.