Home / 93,379.20-140,068.68-34,219.48

Finding the Fourth Proportional to 93,379.20, 140,068.68 and 34,219.48

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Solution

The fourth proportional to 93,379.20, 140,068.68 and 34,219.48 is: 51,329.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,379.20 : 140,068.68 = 34,219.48 : x
  2. Step 2: Convert to fraction form
    93,379.20/140,068.68 = 34,219.48/x
  3. Step 3: Cross multiply
    93,379.20x = 140,068.68 × 34,219.48
  4. Step 4: Simplify right side
    93,379.20x = 4,793,077,393.89
  5. Step 5: Solve for x
    x = 4,793,077,393.89/93,379.20
  6. Step 6: Final answer
    x = 51,329.18

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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.