Home / 102,563.28-141,341.55-73,832.26

Finding the Fourth Proportional to 102,563.28, 141,341.55 and 73,832.26

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Solution

The fourth proportional to 102,563.28, 141,341.55 and 73,832.26 is: 101,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,563.28 : 141,341.55 = 73,832.26 : x
  2. Step 2: Convert to fraction form
    102,563.28/141,341.55 = 73,832.26/x
  3. Step 3: Cross multiply
    102,563.28x = 141,341.55 × 73,832.26
  4. Step 4: Simplify right side
    102,563.28x = 10,435,564,992.53
  5. Step 5: Solve for x
    x = 10,435,564,992.53/102,563.28
  6. Step 6: Final answer
    x = 101,747.57

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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.