Home / 114,646.26-171,967.75-80,772.27

Finding the Fourth Proportional to 114,646.26, 171,967.75 and 80,772.27

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Solution

The fourth proportional to 114,646.26, 171,967.75 and 80,772.27 is: 121,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,646.26 : 171,967.75 = 80,772.27 : x
  2. Step 2: Convert to fraction form
    114,646.26/171,967.75 = 80,772.27/x
  3. Step 3: Cross multiply
    114,646.26x = 171,967.75 × 80,772.27
  4. Step 4: Simplify right side
    114,646.26x = 13,890,225,534.29
  5. Step 5: Solve for x
    x = 13,890,225,534.29/114,646.26
  6. Step 6: Final answer
    x = 121,157.25

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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.