Home / 162,336.42-224,023.74-90,716.44

Finding the Fourth Proportional to 162,336.42, 224,023.74 and 90,716.44

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Solution

The fourth proportional to 162,336.42, 224,023.74 and 90,716.44 is: 125,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,336.42 : 224,023.74 = 90,716.44 : x
  2. Step 2: Convert to fraction form
    162,336.42/224,023.74 = 90,716.44/x
  3. Step 3: Cross multiply
    162,336.42x = 224,023.74 × 90,716.44
  4. Step 4: Simplify right side
    162,336.42x = 20,322,636,168.29
  5. Step 5: Solve for x
    x = 20,322,636,168.29/162,336.42
  6. Step 6: Final answer
    x = 125,188.40

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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.