Home / 77,140.46-115,723.66-24,566.06

Finding the Fourth Proportional to 77,140.46, 115,723.66 and 24,566.06

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Solution

The fourth proportional to 77,140.46, 115,723.66 and 24,566.06 is: 36,853.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,140.46 : 115,723.66 = 24,566.06 : x
  2. Step 2: Convert to fraction form
    77,140.46/115,723.66 = 24,566.06/x
  3. Step 3: Cross multiply
    77,140.46x = 115,723.66 × 24,566.06
  4. Step 4: Simplify right side
    77,140.46x = 2,842,874,374.98
  5. Step 5: Solve for x
    x = 2,842,874,374.98/77,140.46
  6. Step 6: Final answer
    x = 36,853.22

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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.