Home / 51,140.49-76,722.80-16,080.15

Finding the Fourth Proportional to 51,140.49, 76,722.80 and 16,080.15

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Solution

The fourth proportional to 51,140.49, 76,722.80 and 16,080.15 is: 24,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,140.49 : 76,722.80 = 16,080.15 : x
  2. Step 2: Convert to fraction form
    51,140.49/76,722.80 = 16,080.15/x
  3. Step 3: Cross multiply
    51,140.49x = 76,722.80 × 16,080.15
  4. Step 4: Simplify right side
    51,140.49x = 1,233,713,828.06
  5. Step 5: Solve for x
    x = 1,233,713,828.06/51,140.49
  6. Step 6: Final answer
    x = 24,124.01

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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.