Home / 191,929.74-264,725.92-166,390.44

Finding the Fourth Proportional to 191,929.74, 264,725.92 and 166,390.44

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Solution

The fourth proportional to 191,929.74, 264,725.92 and 166,390.44 is: 229,499.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,929.74 : 264,725.92 = 166,390.44 : x
  2. Step 2: Convert to fraction form
    191,929.74/264,725.92 = 166,390.44/x
  3. Step 3: Cross multiply
    191,929.74x = 264,725.92 × 166,390.44
  4. Step 4: Simplify right side
    191,929.74x = 44,047,862,308.20
  5. Step 5: Solve for x
    x = 44,047,862,308.20/191,929.74
  6. Step 6: Final answer
    x = 229,499.93

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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.