Home / 75,644.04-113,150.01-53,153.15

Finding the Fourth Proportional to 75,644.04, 113,150.01 and 53,153.15

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Solution

The fourth proportional to 75,644.04, 113,150.01 and 53,153.15 is: 79,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,644.04 : 113,150.01 = 53,153.15 : x
  2. Step 2: Convert to fraction form
    75,644.04/113,150.01 = 53,153.15/x
  3. Step 3: Cross multiply
    75,644.04x = 113,150.01 × 53,153.15
  4. Step 4: Simplify right side
    75,644.04x = 6,014,278,888.28
  5. Step 5: Solve for x
    x = 6,014,278,888.28/75,644.04
  6. Step 6: Final answer
    x = 79,507.64

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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.