Home / 82,956.24-124,474.41-40,813.47

Finding the Fourth Proportional to 82,956.24, 124,474.41 and 40,813.47

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Solution

The fourth proportional to 82,956.24, 124,474.41 and 40,813.47 is: 61,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,956.24 : 124,474.41 = 40,813.47 : x
  2. Step 2: Convert to fraction form
    82,956.24/124,474.41 = 40,813.47/x
  3. Step 3: Cross multiply
    82,956.24x = 124,474.41 × 40,813.47
  4. Step 4: Simplify right side
    82,956.24x = 5,080,232,598.30
  5. Step 5: Solve for x
    x = 5,080,232,598.30/82,956.24
  6. Step 6: Final answer
    x = 61,239.91

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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.