Home / 54,913.12-82,437.01-36,208.80

Finding the Fourth Proportional to 54,913.12, 82,437.01 and 36,208.80

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Solution

The fourth proportional to 54,913.12, 82,437.01 and 36,208.80 is: 54,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,913.12 : 82,437.01 = 36,208.80 : x
  2. Step 2: Convert to fraction form
    54,913.12/82,437.01 = 36,208.80/x
  3. Step 3: Cross multiply
    54,913.12x = 82,437.01 × 36,208.80
  4. Step 4: Simplify right side
    54,913.12x = 2,984,945,117.17
  5. Step 5: Solve for x
    x = 2,984,945,117.17/54,913.12
  6. Step 6: Final answer
    x = 54,357.60

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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.