Home / 269,286.95-371,599.08-148,421.58

Finding the Fourth Proportional to 269,286.95, 371,599.08 and 148,421.58

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Solution

The fourth proportional to 269,286.95, 371,599.08 and 148,421.58 is: 204,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,286.95 : 371,599.08 = 148,421.58 : x
  2. Step 2: Convert to fraction form
    269,286.95/371,599.08 = 148,421.58/x
  3. Step 3: Cross multiply
    269,286.95x = 371,599.08 × 148,421.58
  4. Step 4: Simplify right side
    269,286.95x = 55,153,322,580.15
  5. Step 5: Solve for x
    x = 55,153,322,580.15/269,286.95
  6. Step 6: Final answer
    x = 204,812.46

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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.