Home / 141,525.05-212,280.65-52,771.63

Finding the Fourth Proportional to 141,525.05, 212,280.65 and 52,771.63

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Solution

The fourth proportional to 141,525.05, 212,280.65 and 52,771.63 is: 79,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,525.05 : 212,280.65 = 52,771.63 : x
  2. Step 2: Convert to fraction form
    141,525.05/212,280.65 = 52,771.63/x
  3. Step 3: Cross multiply
    141,525.05x = 212,280.65 × 52,771.63
  4. Step 4: Simplify right side
    141,525.05x = 11,202,395,917.96
  5. Step 5: Solve for x
    x = 11,202,395,917.96/141,525.05
  6. Step 6: Final answer
    x = 79,154.86

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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.