Home / 187,127.68-280,756.32-116,923.36

Finding the Fourth Proportional to 187,127.68, 280,756.32 and 116,923.36

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Solution

The fourth proportional to 187,127.68, 280,756.32 and 116,923.36 is: 175,425.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,127.68 : 280,756.32 = 116,923.36 : x
  2. Step 2: Convert to fraction form
    187,127.68/280,756.32 = 116,923.36/x
  3. Step 3: Cross multiply
    187,127.68x = 280,756.32 × 116,923.36
  4. Step 4: Simplify right side
    187,127.68x = 32,826,972,275.64
  5. Step 5: Solve for x
    x = 32,826,972,275.64/187,127.68
  6. Step 6: Final answer
    x = 175,425.53

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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.