Home / 269,403.66-371,779.47-148,549.23

Finding the Fourth Proportional to 269,403.66, 371,779.47 and 148,549.23

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Solution

The fourth proportional to 269,403.66, 371,779.47 and 148,549.23 is: 204,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,403.66 : 371,779.47 = 148,549.23 : x
  2. Step 2: Convert to fraction form
    269,403.66/371,779.47 = 148,549.23/x
  3. Step 3: Cross multiply
    269,403.66x = 371,779.47 × 148,549.23
  4. Step 4: Simplify right side
    269,403.66x = 55,227,553,998.31
  5. Step 5: Solve for x
    x = 55,227,553,998.31/269,403.66
  6. Step 6: Final answer
    x = 204,999.27

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1.5x scale

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.