Home / 95,278.13-131,486.22-53,881.80

Finding the Fourth Proportional to 95,278.13, 131,486.22 and 53,881.80

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Solution

The fourth proportional to 95,278.13, 131,486.22 and 53,881.80 is: 74,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,278.13 : 131,486.22 = 53,881.80 : x
  2. Step 2: Convert to fraction form
    95,278.13/131,486.22 = 53,881.80/x
  3. Step 3: Cross multiply
    95,278.13x = 131,486.22 × 53,881.80
  4. Step 4: Simplify right side
    95,278.13x = 7,084,714,208.80
  5. Step 5: Solve for x
    x = 7,084,714,208.80/95,278.13
  6. Step 6: Final answer
    x = 74,358.25

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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.