Home / 140,953.09-211,425.54-52,204.63

Finding the Fourth Proportional to 140,953.09, 211,425.54 and 52,204.63

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Solution

The fourth proportional to 140,953.09, 211,425.54 and 52,204.63 is: 78,305.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,953.09 : 211,425.54 = 52,204.63 : x
  2. Step 2: Convert to fraction form
    140,953.09/211,425.54 = 52,204.63/x
  3. Step 3: Cross multiply
    140,953.09x = 211,425.54 × 52,204.63
  4. Step 4: Simplify right side
    140,953.09x = 11,037,392,088.25
  5. Step 5: Solve for x
    x = 11,037,392,088.25/140,953.09
  6. Step 6: Final answer
    x = 78,305.43

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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.