Home / 50,271.36-75,264.24-38,411.28

Finding the Fourth Proportional to 50,271.36, 75,264.24 and 38,411.28

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Solution

The fourth proportional to 50,271.36, 75,264.24 and 38,411.28 is: 57,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,271.36 : 75,264.24 = 38,411.28 : x
  2. Step 2: Convert to fraction form
    50,271.36/75,264.24 = 38,411.28/x
  3. Step 3: Cross multiply
    50,271.36x = 75,264.24 × 38,411.28
  4. Step 4: Simplify right side
    50,271.36x = 2,890,995,796.63
  5. Step 5: Solve for x
    x = 2,890,995,796.63/50,271.36
  6. Step 6: Final answer
    x = 57,507.81

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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.