Home / 165,535.02-228,443.51-93,918.06

Finding the Fourth Proportional to 165,535.02, 228,443.51 and 93,918.06

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Solution

The fourth proportional to 165,535.02, 228,443.51 and 93,918.06 is: 129,609.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,535.02 : 228,443.51 = 93,918.06 : x
  2. Step 2: Convert to fraction form
    165,535.02/228,443.51 = 93,918.06/x
  3. Step 3: Cross multiply
    165,535.02x = 228,443.51 × 93,918.06
  4. Step 4: Simplify right side
    165,535.02x = 21,454,971,278.79
  5. Step 5: Solve for x
    x = 21,454,971,278.79/165,535.02
  6. Step 6: Final answer
    x = 129,609.86

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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.