Home / 48,107.80-72,140.70-25,614.28

Finding the Fourth Proportional to 48,107.80, 72,140.70 and 25,614.28

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Solution

The fourth proportional to 48,107.80, 72,140.70 and 25,614.28 is: 38,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,107.80 : 72,140.70 = 25,614.28 : x
  2. Step 2: Convert to fraction form
    48,107.80/72,140.70 = 25,614.28/x
  3. Step 3: Cross multiply
    48,107.80x = 72,140.70 × 25,614.28
  4. Step 4: Simplify right side
    48,107.80x = 1,847,832,089.20
  5. Step 5: Solve for x
    x = 1,847,832,089.20/48,107.80
  6. Step 6: Final answer
    x = 38,410.24

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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.