Home / 91,568.66-126,358.74-51,273.19

Finding the Fourth Proportional to 91,568.66, 126,358.74 and 51,273.19

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Solution

The fourth proportional to 91,568.66, 126,358.74 and 51,273.19 is: 70,753.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,568.66 : 126,358.74 = 51,273.19 : x
  2. Step 2: Convert to fraction form
    91,568.66/126,358.74 = 51,273.19/x
  3. Step 3: Cross multiply
    91,568.66x = 126,358.74 × 51,273.19
  4. Step 4: Simplify right side
    91,568.66x = 6,478,815,368.28
  5. Step 5: Solve for x
    x = 6,478,815,368.28/91,568.66
  6. Step 6: Final answer
    x = 70,753.63

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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.