Home / 55,592.97-76,729.88-51,109.62

Finding the Fourth Proportional to 55,592.97, 76,729.88 and 51,109.62

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Solution

The fourth proportional to 55,592.97, 76,729.88 and 51,109.62 is: 70,541.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,592.97 : 76,729.88 = 51,109.62 : x
  2. Step 2: Convert to fraction form
    55,592.97/76,729.88 = 51,109.62/x
  3. Step 3: Cross multiply
    55,592.97x = 76,729.88 × 51,109.62
  4. Step 4: Simplify right side
    55,592.97x = 3,921,635,009.45
  5. Step 5: Solve for x
    x = 3,921,635,009.45/55,592.97
  6. Step 6: Final answer
    x = 70,541.92

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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.