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Finding the Fourth Proportional to 75,607.70, 113,380.97 and 32,916.24

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Solution

The fourth proportional to 75,607.70, 113,380.97 and 32,916.24 is: 49,361.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,607.70 : 113,380.97 = 32,916.24 : x
  2. Step 2: Convert to fraction form
    75,607.70/113,380.97 = 32,916.24/x
  3. Step 3: Cross multiply
    75,607.70x = 113,380.97 × 32,916.24
  4. Step 4: Simplify right side
    75,607.70x = 3,732,075,055.37
  5. Step 5: Solve for x
    x = 3,732,075,055.37/75,607.70
  6. Step 6: Final answer
    x = 49,361.05

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1.5x scale

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.