Home / 55,506.06-76,599.68-31,634.96

Finding the Fourth Proportional to 55,506.06, 76,599.68 and 31,634.96

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Solution

The fourth proportional to 55,506.06, 76,599.68 and 31,634.96 is: 43,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,506.06 : 76,599.68 = 31,634.96 : x
  2. Step 2: Convert to fraction form
    55,506.06/76,599.68 = 31,634.96/x
  3. Step 3: Cross multiply
    55,506.06x = 76,599.68 × 31,634.96
  4. Step 4: Simplify right side
    55,506.06x = 2,423,227,271.64
  5. Step 5: Solve for x
    x = 2,423,227,271.64/55,506.06
  6. Step 6: Final answer
    x = 43,656.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.