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Finding the Fourth Proportional to 141,152.96, 211,812.48 and 52,468.80

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Solution

The fourth proportional to 141,152.96, 211,812.48 and 52,468.80 is: 78,734.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,152.96 : 211,812.48 = 52,468.80 : x
  2. Step 2: Convert to fraction form
    141,152.96/211,812.48 = 52,468.80/x
  3. Step 3: Cross multiply
    141,152.96x = 211,812.48 × 52,468.80
  4. Step 4: Simplify right side
    141,152.96x = 11,113,546,650.62
  5. Step 5: Solve for x
    x = 11,113,546,650.62/141,152.96
  6. Step 6: Final answer
    x = 78,734.07

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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.