Home / 106,078,126.72-146,379,901.28-59,659,412.57

Finding the Fourth Proportional to 106,078,126.72, 146,379,901.28 and 59,659,412.57

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Solution

The fourth proportional to 106,078,126.72, 146,379,901.28 and 59,659,412.57 is: 82,325,538.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,078,126.72 : 146,379,901.28 = 59,659,412.57 : x
  2. Step 2: Convert to fraction form
    106,078,126.72/146,379,901.28 = 59,659,412.57/x
  3. Step 3: Cross multiply
    106,078,126.72x = 146,379,901.28 × 59,659,412.57
  4. Step 4: Simplify right side
    106,078,126.72x = 8,732,938,922,934,489
  5. Step 5: Solve for x
    x = 8,732,938,922,934,489/106,078,126.72
  6. Step 6: Final answer
    x = 82,325,538.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.