Home / 55,206.61-76,185.13-30,056.11

Finding the Fourth Proportional to 55,206.61, 76,185.13 and 30,056.11

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Solution

The fourth proportional to 55,206.61, 76,185.13 and 30,056.11 is: 41,477.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,206.61 : 76,185.13 = 30,056.11 : x
  2. Step 2: Convert to fraction form
    55,206.61/76,185.13 = 30,056.11/x
  3. Step 3: Cross multiply
    55,206.61x = 76,185.13 × 30,056.11
  4. Step 4: Simplify right side
    55,206.61x = 2,289,828,647.64
  5. Step 5: Solve for x
    x = 2,289,828,647.64/55,206.61
  6. Step 6: Final answer
    x = 41,477.44

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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.