Home / 155,813.44-215,066.66-92,173.36

Finding the Fourth Proportional to 155,813.44, 215,066.66 and 92,173.36

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Solution

The fourth proportional to 155,813.44, 215,066.66 and 92,173.36 is: 127,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,813.44 : 215,066.66 = 92,173.36 : x
  2. Step 2: Convert to fraction form
    155,813.44/215,066.66 = 92,173.36/x
  3. Step 3: Cross multiply
    155,813.44x = 215,066.66 × 92,173.36
  4. Step 4: Simplify right side
    155,813.44x = 19,823,416,676.18
  5. Step 5: Solve for x
    x = 19,823,416,676.18/155,813.44
  6. Step 6: Final answer
    x = 127,225.33

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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.