Home / 53,141.29-73,329.55-32,720.11

Finding the Fourth Proportional to 53,141.29, 73,329.55 and 32,720.11

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Solution

The fourth proportional to 53,141.29, 73,329.55 and 32,720.11 is: 45,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,141.29 : 73,329.55 = 32,720.11 : x
  2. Step 2: Convert to fraction form
    53,141.29/73,329.55 = 32,720.11/x
  3. Step 3: Cross multiply
    53,141.29x = 73,329.55 × 32,720.11
  4. Step 4: Simplify right side
    53,141.29x = 2,399,350,677.13
  5. Step 5: Solve for x
    x = 2,399,350,677.13/53,141.29
  6. Step 6: Final answer
    x = 45,150.41

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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.