Home / 114,628.04-171,718.40-75,065.22

Finding the Fourth Proportional to 114,628.04, 171,718.40 and 75,065.22

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Solution

The fourth proportional to 114,628.04, 171,718.40 and 75,065.22 is: 112,451.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,628.04 : 171,718.40 = 75,065.22 : x
  2. Step 2: Convert to fraction form
    114,628.04/171,718.40 = 75,065.22/x
  3. Step 3: Cross multiply
    114,628.04x = 171,718.40 × 75,065.22
  4. Step 4: Simplify right side
    114,628.04x = 12,890,079,474.05
  5. Step 5: Solve for x
    x = 12,890,079,474.05/114,628.04
  6. Step 6: Final answer
    x = 112,451.36

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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.