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Finding the Fourth Proportional to 141,850.35, 212,824.13 and 48,421.71

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Solution

The fourth proportional to 141,850.35, 212,824.13 and 48,421.71 is: 72,649.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,850.35 : 212,824.13 = 48,421.71 : x
  2. Step 2: Convert to fraction form
    141,850.35/212,824.13 = 48,421.71/x
  3. Step 3: Cross multiply
    141,850.35x = 212,824.13 × 48,421.71
  4. Step 4: Simplify right side
    141,850.35x = 10,305,308,303.86
  5. Step 5: Solve for x
    x = 10,305,308,303.86/141,850.35
  6. Step 6: Final answer
    x = 72,649.16

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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.