Home / 165,056.13-227,779.29-93,434.58

Finding the Fourth Proportional to 165,056.13, 227,779.29 and 93,434.58

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Solution

The fourth proportional to 165,056.13, 227,779.29 and 93,434.58 is: 128,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,056.13 : 227,779.29 = 93,434.58 : x
  2. Step 2: Convert to fraction form
    165,056.13/227,779.29 = 93,434.58/x
  3. Step 3: Cross multiply
    165,056.13x = 227,779.29 × 93,434.58
  4. Step 4: Simplify right side
    165,056.13x = 21,282,462,293.85
  5. Step 5: Solve for x
    x = 21,282,462,293.85/165,056.13
  6. Step 6: Final answer
    x = 128,940.76

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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.