Home / 132,966.64-199,391.52-49,802.32

Finding the Fourth Proportional to 132,966.64, 199,391.52 and 49,802.32

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Solution

The fourth proportional to 132,966.64, 199,391.52 and 49,802.32 is: 74,681.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,966.64 : 199,391.52 = 49,802.32 : x
  2. Step 2: Convert to fraction form
    132,966.64/199,391.52 = 49,802.32/x
  3. Step 3: Cross multiply
    132,966.64x = 199,391.52 × 49,802.32
  4. Step 4: Simplify right side
    132,966.64x = 9,930,160,284.33
  5. Step 5: Solve for x
    x = 9,930,160,284.33/132,966.64
  6. Step 6: Final answer
    x = 74,681.59

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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.