Home / 95,644.08-131,980.65-55,360.35

Finding the Fourth Proportional to 95,644.08, 131,980.65 and 55,360.35

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Solution

The fourth proportional to 95,644.08, 131,980.65 and 55,360.35 is: 76,392.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,644.08 : 131,980.65 = 55,360.35 : x
  2. Step 2: Convert to fraction form
    95,644.08/131,980.65 = 55,360.35/x
  3. Step 3: Cross multiply
    95,644.08x = 131,980.65 × 55,360.35
  4. Step 4: Simplify right side
    95,644.08x = 7,306,494,977.23
  5. Step 5: Solve for x
    x = 7,306,494,977.23/95,644.08
  6. Step 6: Final answer
    x = 76,392.55

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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.