Home / 141,187.68-211,822.97-56,904.55

Finding the Fourth Proportional to 141,187.68, 211,822.97 and 56,904.55

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Solution

The fourth proportional to 141,187.68, 211,822.97 and 56,904.55 is: 85,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,187.68 : 211,822.97 = 56,904.55 : x
  2. Step 2: Convert to fraction form
    141,187.68/211,822.97 = 56,904.55/x
  3. Step 3: Cross multiply
    141,187.68x = 211,822.97 × 56,904.55
  4. Step 4: Simplify right side
    141,187.68x = 12,053,689,973.43
  5. Step 5: Solve for x
    x = 12,053,689,973.43/141,187.68
  6. Step 6: Final answer
    x = 85,373.53

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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.