Home / 89,845.24-134,767.86-50,430.04

Finding the Fourth Proportional to 89,845.24, 134,767.86 and 50,430.04

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Solution

The fourth proportional to 89,845.24, 134,767.86 and 50,430.04 is: 75,645.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,845.24 : 134,767.86 = 50,430.04 : x
  2. Step 2: Convert to fraction form
    89,845.24/134,767.86 = 50,430.04/x
  3. Step 3: Cross multiply
    89,845.24x = 134,767.86 × 50,430.04
  4. Step 4: Simplify right side
    89,845.24x = 6,796,348,570.51
  5. Step 5: Solve for x
    x = 6,796,348,570.51/89,845.24
  6. Step 6: Final answer
    x = 75,645.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.