Home / 79,182.41-109,273.46-45,190.22

Finding the Fourth Proportional to 79,182.41, 109,273.46 and 45,190.22

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Solution

The fourth proportional to 79,182.41, 109,273.46 and 45,190.22 is: 62,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,182.41 : 109,273.46 = 45,190.22 : x
  2. Step 2: Convert to fraction form
    79,182.41/109,273.46 = 45,190.22/x
  3. Step 3: Cross multiply
    79,182.41x = 109,273.46 × 45,190.22
  4. Step 4: Simplify right side
    79,182.41x = 4,938,090,925.24
  5. Step 5: Solve for x
    x = 4,938,090,925.24/79,182.41
  6. Step 6: Final answer
    x = 62,363.49

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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.