Home / 103,336.40-155,004.60-44,238.80

Finding the Fourth Proportional to 103,336.40, 155,004.60 and 44,238.80

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Solution

The fourth proportional to 103,336.40, 155,004.60 and 44,238.80 is: 66,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,336.40 : 155,004.60 = 44,238.80 : x
  2. Step 2: Convert to fraction form
    103,336.40/155,004.60 = 44,238.80/x
  3. Step 3: Cross multiply
    103,336.40x = 155,004.60 × 44,238.80
  4. Step 4: Simplify right side
    103,336.40x = 6,857,217,498.48
  5. Step 5: Solve for x
    x = 6,857,217,498.48/103,336.40
  6. Step 6: Final answer
    x = 66,358.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.