Home / 65,156.42-89,908.26-36,477.65

Finding the Fourth Proportional to 65,156.42, 89,908.26 and 36,477.65

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Solution

The fourth proportional to 65,156.42, 89,908.26 and 36,477.65 is: 50,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,156.42 : 89,908.26 = 36,477.65 : x
  2. Step 2: Convert to fraction form
    65,156.42/89,908.26 = 36,477.65/x
  3. Step 3: Cross multiply
    65,156.42x = 89,908.26 × 36,477.65
  4. Step 4: Simplify right side
    65,156.42x = 3,279,641,590.85
  5. Step 5: Solve for x
    x = 3,279,641,590.85/65,156.42
  6. Step 6: Final answer
    x = 50,334.90

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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.