Home / 54,830.28-82,245.48-42,368.46

Finding the Fourth Proportional to 54,830.28, 82,245.48 and 42,368.46

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Solution

The fourth proportional to 54,830.28, 82,245.48 and 42,368.46 is: 63,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830.28 : 82,245.48 = 42,368.46 : x
  2. Step 2: Convert to fraction form
    54,830.28/82,245.48 = 42,368.46/x
  3. Step 3: Cross multiply
    54,830.28x = 82,245.48 × 42,368.46
  4. Step 4: Simplify right side
    54,830.28x = 3,484,614,329.56
  5. Step 5: Solve for x
    x = 3,484,614,329.56/54,830.28
  6. Step 6: Final answer
    x = 63,552.74

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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.