Home / 124,562.12-186,872.84-40,322.30

Finding the Fourth Proportional to 124,562.12, 186,872.84 and 40,322.30

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Solution

The fourth proportional to 124,562.12, 186,872.84 and 40,322.30 is: 60,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,562.12 : 186,872.84 = 40,322.30 : x
  2. Step 2: Convert to fraction form
    124,562.12/186,872.84 = 40,322.30/x
  3. Step 3: Cross multiply
    124,562.12x = 186,872.84 × 40,322.30
  4. Step 4: Simplify right side
    124,562.12x = 7,535,141,580.36
  5. Step 5: Solve for x
    x = 7,535,141,580.36/124,562.12
  6. Step 6: Final answer
    x = 60,493.04

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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.