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Finding the Fourth Proportional to 141,567, 212,383.35 and 48,072.84

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Solution

The fourth proportional to 141,567, 212,383.35 and 48,072.84 is: 72,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,567 : 212,383.35 = 48,072.84 : x
  2. Step 2: Convert to fraction form
    141,567/212,383.35 = 48,072.84/x
  3. Step 3: Cross multiply
    141,567x = 212,383.35 × 48,072.84
  4. Step 4: Simplify right side
    141,567x = 10,209,870,803.21
  5. Step 5: Solve for x
    x = 10,209,870,803.21/141,567
  6. Step 6: Final answer
    x = 72,120.42

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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.