Home / 45,184.78-67,783.14-16,717.87

Finding the Fourth Proportional to 45,184.78, 67,783.14 and 16,717.87

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Solution

The fourth proportional to 45,184.78, 67,783.14 and 16,717.87 is: 25,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,184.78 : 67,783.14 = 16,717.87 : x
  2. Step 2: Convert to fraction form
    45,184.78/67,783.14 = 16,717.87/x
  3. Step 3: Cross multiply
    45,184.78x = 67,783.14 × 16,717.87
  4. Step 4: Simplify right side
    45,184.78x = 1,133,189,722.71
  5. Step 5: Solve for x
    x = 1,133,189,722.71/45,184.78
  6. Step 6: Final answer
    x = 25,079.01

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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.