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Finding the Fourth Proportional to 113,642,699.88, 170,467,225.83 and 36,965,728.40

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Solution

The fourth proportional to 113,642,699.88, 170,467,225.83 and 36,965,728.40 is: 55,449,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,642,699.88 : 170,467,225.83 = 36,965,728.40 : x
  2. Step 2: Convert to fraction form
    113,642,699.88/170,467,225.83 = 36,965,728.40/x
  3. Step 3: Cross multiply
    113,642,699.88x = 170,467,225.83 × 36,965,728.40
  4. Step 4: Simplify right side
    113,642,699.88x = 6,301,445,171,559,414
  5. Step 5: Solve for x
    x = 6,301,445,171,559,414/113,642,699.88
  6. Step 6: Final answer
    x = 55,449,625.70

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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.