Home / 75,079.56-112,623.66-25,157.64

Finding the Fourth Proportional to 75,079.56, 112,623.66 and 25,157.64

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Solution

The fourth proportional to 75,079.56, 112,623.66 and 25,157.64 is: 37,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,079.56 : 112,623.66 = 25,157.64 : x
  2. Step 2: Convert to fraction form
    75,079.56/112,623.66 = 25,157.64/x
  3. Step 3: Cross multiply
    75,079.56x = 112,623.66 × 25,157.64
  4. Step 4: Simplify right side
    75,079.56x = 2,833,345,493.76
  5. Step 5: Solve for x
    x = 2,833,345,493.76/75,079.56
  6. Step 6: Final answer
    x = 37,737.91

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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.