Home / 93,167.80-139,575.18-55,103.20

Finding the Fourth Proportional to 93,167.80, 139,575.18 and 55,103.20

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Solution

The fourth proportional to 93,167.80, 139,575.18 and 55,103.20 is: 82,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,167.80 : 139,575.18 = 55,103.20 : x
  2. Step 2: Convert to fraction form
    93,167.80/139,575.18 = 55,103.20/x
  3. Step 3: Cross multiply
    93,167.80x = 139,575.18 × 55,103.20
  4. Step 4: Simplify right side
    93,167.80x = 7,691,038,360.70
  5. Step 5: Solve for x
    x = 7,691,038,360.70/93,167.80
  6. Step 6: Final answer
    x = 82,550.40

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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.