Home / 71,541.12-107,211.84-60,956.16

Finding the Fourth Proportional to 71,541.12, 107,211.84 and 60,956.16

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Solution

The fourth proportional to 71,541.12, 107,211.84 and 60,956.16 is: 91,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,541.12 : 107,211.84 = 60,956.16 : x
  2. Step 2: Convert to fraction form
    71,541.12/107,211.84 = 60,956.16/x
  3. Step 3: Cross multiply
    71,541.12x = 107,211.84 × 60,956.16
  4. Step 4: Simplify right side
    71,541.12x = 6,535,222,072.93
  5. Step 5: Solve for x
    x = 6,535,222,072.93/71,541.12
  6. Step 6: Final answer
    x = 91,349.17

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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.