Home / 75,174.24-112,622.16-37,690.56

Finding the Fourth Proportional to 75,174.24, 112,622.16 and 37,690.56

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Solution

The fourth proportional to 75,174.24, 112,622.16 and 37,690.56 is: 56,466.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,174.24 : 112,622.16 = 37,690.56 : x
  2. Step 2: Convert to fraction form
    75,174.24/112,622.16 = 37,690.56/x
  3. Step 3: Cross multiply
    75,174.24x = 112,622.16 × 37,690.56
  4. Step 4: Simplify right side
    75,174.24x = 4,244,792,278.81
  5. Step 5: Solve for x
    x = 4,244,792,278.81/75,174.24
  6. Step 6: Final answer
    x = 56,466.05

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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.