Home / 179,927.10-269,890.65-172,248.30

Finding the Fourth Proportional to 179,927.10, 269,890.65 and 172,248.30

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Solution

The fourth proportional to 179,927.10, 269,890.65 and 172,248.30 is: 258,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,927.10 : 269,890.65 = 172,248.30 : x
  2. Step 2: Convert to fraction form
    179,927.10/269,890.65 = 172,248.30/x
  3. Step 3: Cross multiply
    179,927.10x = 269,890.65 × 172,248.30
  4. Step 4: Simplify right side
    179,927.10x = 46,488,205,648.40
  5. Step 5: Solve for x
    x = 46,488,205,648.40/179,927.10
  6. Step 6: Final answer
    x = 258,372.45

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1.5x scale

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.