Home / 103,560,953.11-142,967,847.59-75,652,325.35

Finding the Fourth Proportional to 103,560,953.11, 142,967,847.59 and 75,652,325.35

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Solution

The fourth proportional to 103,560,953.11, 142,967,847.59 and 75,652,325.35 is: 104,439,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,560,953.11 : 142,967,847.59 = 75,652,325.35 : x
  2. Step 2: Convert to fraction form
    103,560,953.11/142,967,847.59 = 75,652,325.35/x
  3. Step 3: Cross multiply
    103,560,953.11x = 142,967,847.59 × 75,652,325.35
  4. Step 4: Simplify right side
    103,560,953.11x = 10,815,850,120,467,892
  5. Step 5: Solve for x
    x = 10,815,850,120,467,892/103,560,953.11
  6. Step 6: Final answer
    x = 104,439,460.97

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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.