Home / 269,329.40-371,677.16-148,475.40

Finding the Fourth Proportional to 269,329.40, 371,677.16 and 148,475.40

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Solution

The fourth proportional to 269,329.40, 371,677.16 and 148,475.40 is: 204,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,329.40 : 371,677.16 = 148,475.40 : x
  2. Step 2: Convert to fraction form
    269,329.40/371,677.16 = 148,475.40/x
  3. Step 3: Cross multiply
    269,329.40x = 371,677.16 × 148,475.40
  4. Step 4: Simplify right side
    269,329.40x = 55,184,915,001.86
  5. Step 5: Solve for x
    x = 55,184,915,001.86/269,329.40
  6. Step 6: Final answer
    x = 204,897.48

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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.