Home / 48,141.79-72,219.16-16,969.75

Finding the Fourth Proportional to 48,141.79, 72,219.16 and 16,969.75

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Solution

The fourth proportional to 48,141.79, 72,219.16 and 16,969.75 is: 25,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,141.79 : 72,219.16 = 16,969.75 : x
  2. Step 2: Convert to fraction form
    48,141.79/72,219.16 = 16,969.75/x
  3. Step 3: Cross multiply
    48,141.79x = 72,219.16 × 16,969.75
  4. Step 4: Simplify right side
    48,141.79x = 1,225,541,090.41
  5. Step 5: Solve for x
    x = 1,225,541,090.41/48,141.79
  6. Step 6: Final answer
    x = 25,456.91

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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.