Home / 77,730.41-116,599.26-25,144

Finding the Fourth Proportional to 77,730.41, 116,599.26 and 25,144

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Solution

The fourth proportional to 77,730.41, 116,599.26 and 25,144 is: 37,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,730.41 : 116,599.26 = 25,144 : x
  2. Step 2: Convert to fraction form
    77,730.41/116,599.26 = 25,144/x
  3. Step 3: Cross multiply
    77,730.41x = 116,599.26 × 25,144
  4. Step 4: Simplify right side
    77,730.41x = 2,931,771,793.44
  5. Step 5: Solve for x
    x = 2,931,771,793.44/77,730.41
  6. Step 6: Final answer
    x = 37,717.18

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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.