Home / 75,473.32-104,152.08-43,645.20

Finding the Fourth Proportional to 75,473.32, 104,152.08 and 43,645.20

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Solution

The fourth proportional to 75,473.32, 104,152.08 and 43,645.20 is: 60,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,473.32 : 104,152.08 = 43,645.20 : x
  2. Step 2: Convert to fraction form
    75,473.32/104,152.08 = 43,645.20/x
  3. Step 3: Cross multiply
    75,473.32x = 104,152.08 × 43,645.20
  4. Step 4: Simplify right side
    75,473.32x = 4,545,738,362.02
  5. Step 5: Solve for x
    x = 4,545,738,362.02/75,473.32
  6. Step 6: Final answer
    x = 60,229.74

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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.