Home / 54,113.28-81,038.70-37,426.47

Finding the Fourth Proportional to 54,113.28, 81,038.70 and 37,426.47

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Solution

The fourth proportional to 54,113.28, 81,038.70 and 37,426.47 is: 56,048.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,113.28 : 81,038.70 = 37,426.47 : x
  2. Step 2: Convert to fraction form
    54,113.28/81,038.70 = 37,426.47/x
  3. Step 3: Cross multiply
    54,113.28x = 81,038.70 × 37,426.47
  4. Step 4: Simplify right side
    54,113.28x = 3,032,992,474.39
  5. Step 5: Solve for x
    x = 3,032,992,474.39/54,113.28
  6. Step 6: Final answer
    x = 56,048.95

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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.