Home / 77,541.21-116,217.93-35,363.55

Finding the Fourth Proportional to 77,541.21, 116,217.93 and 35,363.55

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Solution

The fourth proportional to 77,541.21, 116,217.93 and 35,363.55 is: 53,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,541.21 : 116,217.93 = 35,363.55 : x
  2. Step 2: Convert to fraction form
    77,541.21/116,217.93 = 35,363.55/x
  3. Step 3: Cross multiply
    77,541.21x = 116,217.93 × 35,363.55
  4. Step 4: Simplify right side
    77,541.21x = 4,109,878,578.45
  5. Step 5: Solve for x
    x = 4,109,878,578.45/77,541.21
  6. Step 6: Final answer
    x = 53,002.51

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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.