Home / 155,875.86-215,057.70-95,383.44

Finding the Fourth Proportional to 155,875.86, 215,057.70 and 95,383.44

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Solution

The fourth proportional to 155,875.86, 215,057.70 and 95,383.44 is: 131,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,875.86 : 215,057.70 = 95,383.44 : x
  2. Step 2: Convert to fraction form
    155,875.86/215,057.70 = 95,383.44/x
  3. Step 3: Cross multiply
    155,875.86x = 215,057.70 × 95,383.44
  4. Step 4: Simplify right side
    155,875.86x = 20,512,943,224.49
  5. Step 5: Solve for x
    x = 20,512,943,224.49/155,875.86
  6. Step 6: Final answer
    x = 131,597.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.