Home / 93,352.20-140,028.30-89,723.40

Finding the Fourth Proportional to 93,352.20, 140,028.30 and 89,723.40

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Solution

The fourth proportional to 93,352.20, 140,028.30 and 89,723.40 is: 134,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,352.20 : 140,028.30 = 89,723.40 : x
  2. Step 2: Convert to fraction form
    93,352.20/140,028.30 = 89,723.40/x
  3. Step 3: Cross multiply
    93,352.20x = 140,028.30 × 89,723.40
  4. Step 4: Simplify right side
    93,352.20x = 12,563,815,172.22
  5. Step 5: Solve for x
    x = 12,563,815,172.22/93,352.20
  6. Step 6: Final answer
    x = 134,585.10

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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.