Home / 53,188.35-73,399.56-29,315.04

Finding the Fourth Proportional to 53,188.35, 73,399.56 and 29,315.04

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Solution

The fourth proportional to 53,188.35, 73,399.56 and 29,315.04 is: 40,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,188.35 : 73,399.56 = 29,315.04 : x
  2. Step 2: Convert to fraction form
    53,188.35/73,399.56 = 29,315.04/x
  3. Step 3: Cross multiply
    53,188.35x = 73,399.56 × 29,315.04
  4. Step 4: Simplify right side
    53,188.35x = 2,151,711,037.38
  5. Step 5: Solve for x
    x = 2,151,711,037.38/53,188.35
  6. Step 6: Final answer
    x = 40,454.56

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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.