Home / 50,872.04-70,211.61-29,647.20

Finding the Fourth Proportional to 50,872.04, 70,211.61 and 29,647.20

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Solution

The fourth proportional to 50,872.04, 70,211.61 and 29,647.20 is: 40,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,872.04 : 70,211.61 = 29,647.20 : x
  2. Step 2: Convert to fraction form
    50,872.04/70,211.61 = 29,647.20/x
  3. Step 3: Cross multiply
    50,872.04x = 70,211.61 × 29,647.20
  4. Step 4: Simplify right side
    50,872.04x = 2,081,577,643.99
  5. Step 5: Solve for x
    x = 2,081,577,643.99/50,872.04
  6. Step 6: Final answer
    x = 40,917.92

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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.