Home / 269,211.23-371,513.95-148,356.85

Finding the Fourth Proportional to 269,211.23, 371,513.95 and 148,356.85

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Solution

The fourth proportional to 269,211.23, 371,513.95 and 148,356.85 is: 204,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,211.23 : 371,513.95 = 148,356.85 : x
  2. Step 2: Convert to fraction form
    269,211.23/371,513.95 = 148,356.85/x
  3. Step 3: Cross multiply
    269,211.23x = 371,513.95 × 148,356.85
  4. Step 4: Simplify right side
    269,211.23x = 55,116,638,053.38
  5. Step 5: Solve for x
    x = 55,116,638,053.38/269,211.23
  6. Step 6: Final answer
    x = 204,733.80

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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.