Home / 93,555.20-140,289.60-40,937.60

Finding the Fourth Proportional to 93,555.20, 140,289.60 and 40,937.60

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Solution

The fourth proportional to 93,555.20, 140,289.60 and 40,937.60 is: 61,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,555.20 : 140,289.60 = 40,937.60 : x
  2. Step 2: Convert to fraction form
    93,555.20/140,289.60 = 40,937.60/x
  3. Step 3: Cross multiply
    93,555.20x = 140,289.60 × 40,937.60
  4. Step 4: Simplify right side
    93,555.20x = 5,743,119,528.96
  5. Step 5: Solve for x
    x = 5,743,119,528.96/93,555.20
  6. Step 6: Final answer
    x = 61,387.50

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.