Home / 49,156.40-67,843.13-30,047.19

Finding the Fourth Proportional to 49,156.40, 67,843.13 and 30,047.19

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Solution

The fourth proportional to 49,156.40, 67,843.13 and 30,047.19 is: 41,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,156.40 : 67,843.13 = 30,047.19 : x
  2. Step 2: Convert to fraction form
    49,156.40/67,843.13 = 30,047.19/x
  3. Step 3: Cross multiply
    49,156.40x = 67,843.13 × 30,047.19
  4. Step 4: Simplify right side
    49,156.40x = 2,038,495,267.07
  5. Step 5: Solve for x
    x = 2,038,495,267.07/49,156.40
  6. Step 6: Final answer
    x = 41,469.58

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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.