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Finding the Fourth Proportional to 75,510.88, 113,309.76 and 44,368

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Solution

The fourth proportional to 75,510.88, 113,309.76 and 44,368 is: 66,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,510.88 : 113,309.76 = 44,368 : x
  2. Step 2: Convert to fraction form
    75,510.88/113,309.76 = 44,368/x
  3. Step 3: Cross multiply
    75,510.88x = 113,309.76 × 44,368
  4. Step 4: Simplify right side
    75,510.88x = 5,027,327,431.68
  5. Step 5: Solve for x
    x = 5,027,327,431.68/75,510.88
  6. Step 6: Final answer
    x = 66,577.52

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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.