Home / 53,039.12-73,191.48-29,166.80

Finding the Fourth Proportional to 53,039.12, 73,191.48 and 29,166.80

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Solution

The fourth proportional to 53,039.12, 73,191.48 and 29,166.80 is: 40,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.12 : 73,191.48 = 29,166.80 : x
  2. Step 2: Convert to fraction form
    53,039.12/73,191.48 = 29,166.80/x
  3. Step 3: Cross multiply
    53,039.12x = 73,191.48 × 29,166.80
  4. Step 4: Simplify right side
    53,039.12x = 2,134,761,258.86
  5. Step 5: Solve for x
    x = 2,134,761,258.86/53,039.12
  6. Step 6: Final answer
    x = 40,248.81

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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.