Home / 93,429.20-140,127.60-34,234.40

Finding the Fourth Proportional to 93,429.20, 140,127.60 and 34,234.40

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Solution

The fourth proportional to 93,429.20, 140,127.60 and 34,234.40 is: 51,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,429.20 : 140,127.60 = 34,234.40 : x
  2. Step 2: Convert to fraction form
    93,429.20/140,127.60 = 34,234.40/x
  3. Step 3: Cross multiply
    93,429.20x = 140,127.60 × 34,234.40
  4. Step 4: Simplify right side
    93,429.20x = 4,797,184,309.44
  5. Step 5: Solve for x
    x = 4,797,184,309.44/93,429.20
  6. Step 6: Final answer
    x = 51,345.66

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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.