Home / 82,467.20-123,707.48-23,303.36

Finding the Fourth Proportional to 82,467.20, 123,707.48 and 23,303.36

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Solution

The fourth proportional to 82,467.20, 123,707.48 and 23,303.36 is: 34,956.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,467.20 : 123,707.48 = 23,303.36 : x
  2. Step 2: Convert to fraction form
    82,467.20/123,707.48 = 23,303.36/x
  3. Step 3: Cross multiply
    82,467.20x = 123,707.48 × 23,303.36
  4. Step 4: Simplify right side
    82,467.20x = 2,882,799,941.13
  5. Step 5: Solve for x
    x = 2,882,799,941.13/82,467.20
  6. Step 6: Final answer
    x = 34,956.93

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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.