Home / 136,263.30-204,200.55-100,445.10

Finding the Fourth Proportional to 136,263.30, 204,200.55 and 100,445.10

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Solution

The fourth proportional to 136,263.30, 204,200.55 and 100,445.10 is: 150,524.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,263.30 : 204,200.55 = 100,445.10 : x
  2. Step 2: Convert to fraction form
    136,263.30/204,200.55 = 100,445.10/x
  3. Step 3: Cross multiply
    136,263.30x = 204,200.55 × 100,445.10
  4. Step 4: Simplify right side
    136,263.30x = 20,510,944,664.81
  5. Step 5: Solve for x
    x = 20,510,944,664.81/136,263.30
  6. Step 6: Final answer
    x = 150,524.35

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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.