Home / 93,636.78-140,490.63-56,222.98

Finding the Fourth Proportional to 93,636.78, 140,490.63 and 56,222.98

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Solution

The fourth proportional to 93,636.78, 140,490.63 and 56,222.98 is: 84,355.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,636.78 : 140,490.63 = 56,222.98 : x
  2. Step 2: Convert to fraction form
    93,636.78/140,490.63 = 56,222.98/x
  3. Step 3: Cross multiply
    93,636.78x = 140,490.63 × 56,222.98
  4. Step 4: Simplify right side
    93,636.78x = 7,898,801,880.68
  5. Step 5: Solve for x
    x = 7,898,801,880.68/93,636.78
  6. Step 6: Final answer
    x = 84,355.76

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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.