Home / 269,289.61-371,613.06-148,428.23

Finding the Fourth Proportional to 269,289.61, 371,613.06 and 148,428.23

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Solution

The fourth proportional to 269,289.61, 371,613.06 and 148,428.23 is: 204,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,289.61 : 371,613.06 = 148,428.23 : x
  2. Step 2: Convert to fraction form
    269,289.61/371,613.06 = 148,428.23/x
  3. Step 3: Cross multiply
    269,289.61x = 371,613.06 × 148,428.23
  4. Step 4: Simplify right side
    269,289.61x = 55,157,868,740.68
  5. Step 5: Solve for x
    x = 55,157,868,740.68/269,289.61
  6. Step 6: Final answer
    x = 204,827.32

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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.