Home / 135,004.10-202,117.35-131,116.10

Finding the Fourth Proportional to 135,004.10, 202,117.35 and 131,116.10

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Solution

The fourth proportional to 135,004.10, 202,117.35 and 131,116.10 is: 196,296.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,004.10 : 202,117.35 = 131,116.10 : x
  2. Step 2: Convert to fraction form
    135,004.10/202,117.35 = 131,116.10/x
  3. Step 3: Cross multiply
    135,004.10x = 202,117.35 × 131,116.10
  4. Step 4: Simplify right side
    135,004.10x = 26,500,838,674.34
  5. Step 5: Solve for x
    x = 26,500,838,674.34/135,004.10
  6. Step 6: Final answer
    x = 196,296.55

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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.