Home / 155,944.72-215,205.93-95,493.30

Finding the Fourth Proportional to 155,944.72, 215,205.93 and 95,493.30

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Solution

The fourth proportional to 155,944.72, 215,205.93 and 95,493.30 is: 131,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,944.72 : 215,205.93 = 95,493.30 : x
  2. Step 2: Convert to fraction form
    155,944.72/215,205.93 = 95,493.30/x
  3. Step 3: Cross multiply
    155,944.72x = 215,205.93 × 95,493.30
  4. Step 4: Simplify right side
    155,944.72x = 20,550,725,041.18
  5. Step 5: Solve for x
    x = 20,550,725,041.18/155,944.72
  6. Step 6: Final answer
    x = 131,782.12

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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.