Home / 97,683.27-134,796.39-54,655.29

Finding the Fourth Proportional to 97,683.27, 134,796.39 and 54,655.29

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Solution

The fourth proportional to 97,683.27, 134,796.39 and 54,655.29 is: 75,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,683.27 : 134,796.39 = 54,655.29 : x
  2. Step 2: Convert to fraction form
    97,683.27/134,796.39 = 54,655.29/x
  3. Step 3: Cross multiply
    97,683.27x = 134,796.39 × 54,655.29
  4. Step 4: Simplify right side
    97,683.27x = 7,367,335,786.40
  5. Step 5: Solve for x
    x = 7,367,335,786.40/97,683.27
  6. Step 6: Final answer
    x = 75,420.65

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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.