Home / 76,068.29-113,667.42-57,956.99

Finding the Fourth Proportional to 76,068.29, 113,667.42 and 57,956.99

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Solution

The fourth proportional to 76,068.29, 113,667.42 and 57,956.99 is: 86,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,068.29 : 113,667.42 = 57,956.99 : x
  2. Step 2: Convert to fraction form
    76,068.29/113,667.42 = 57,956.99/x
  3. Step 3: Cross multiply
    76,068.29x = 113,667.42 × 57,956.99
  4. Step 4: Simplify right side
    76,068.29x = 6,587,820,955.93
  5. Step 5: Solve for x
    x = 6,587,820,955.93/76,068.29
  6. Step 6: Final answer
    x = 86,604.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.