Home / 114,271.92-157,659.51-66,516.36

Finding the Fourth Proportional to 114,271.92, 157,659.51 and 66,516.36

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Solution

The fourth proportional to 114,271.92, 157,659.51 and 66,516.36 is: 91,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,271.92 : 157,659.51 = 66,516.36 : x
  2. Step 2: Convert to fraction form
    114,271.92/157,659.51 = 66,516.36/x
  3. Step 3: Cross multiply
    114,271.92x = 157,659.51 × 66,516.36
  4. Step 4: Simplify right side
    114,271.92x = 10,486,936,724.58
  5. Step 5: Solve for x
    x = 10,486,936,724.58/114,271.92
  6. Step 6: Final answer
    x = 91,771.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.