Home / 165,065.40-227,795.70-93,443.94

Finding the Fourth Proportional to 165,065.40, 227,795.70 and 93,443.94

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Solution

The fourth proportional to 165,065.40, 227,795.70 and 93,443.94 is: 128,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,065.40 : 227,795.70 = 93,443.94 : x
  2. Step 2: Convert to fraction form
    165,065.40/227,795.70 = 93,443.94/x
  3. Step 3: Cross multiply
    165,065.40x = 227,795.70 × 93,443.94
  4. Step 4: Simplify right side
    165,065.40x = 21,286,127,723.06
  5. Step 5: Solve for x
    x = 21,286,127,723.06/165,065.40
  6. Step 6: Final answer
    x = 128,955.72

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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.