Home / 134,123.26-201,987.28-122,166.04

Finding the Fourth Proportional to 134,123.26, 201,987.28 and 122,166.04

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Solution

The fourth proportional to 134,123.26, 201,987.28 and 122,166.04 is: 183,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,123.26 : 201,987.28 = 122,166.04 : x
  2. Step 2: Convert to fraction form
    134,123.26/201,987.28 = 122,166.04/x
  3. Step 3: Cross multiply
    134,123.26x = 201,987.28 × 122,166.04
  4. Step 4: Simplify right side
    134,123.26x = 24,675,986,127.97
  5. Step 5: Solve for x
    x = 24,675,986,127.97/134,123.26
  6. Step 6: Final answer
    x = 183,979.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.