Home / 79,180.07-109,227.08-48,955.73

Finding the Fourth Proportional to 79,180.07, 109,227.08 and 48,955.73

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Solution

The fourth proportional to 79,180.07, 109,227.08 and 48,955.73 is: 67,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,180.07 : 109,227.08 = 48,955.73 : x
  2. Step 2: Convert to fraction form
    79,180.07/109,227.08 = 48,955.73/x
  3. Step 3: Cross multiply
    79,180.07x = 109,227.08 × 48,955.73
  4. Step 4: Simplify right side
    79,180.07x = 5,347,291,013.42
  5. Step 5: Solve for x
    x = 5,347,291,013.42/79,180.07
  6. Step 6: Final answer
    x = 67,533.30

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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.