Home / 93,144.64-139,605.36-43,156.96

Finding the Fourth Proportional to 93,144.64, 139,605.36 and 43,156.96

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Solution

The fourth proportional to 93,144.64, 139,605.36 and 43,156.96 is: 64,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,144.64 : 139,605.36 = 43,156.96 : x
  2. Step 2: Convert to fraction form
    93,144.64/139,605.36 = 43,156.96/x
  3. Step 3: Cross multiply
    93,144.64x = 139,605.36 × 43,156.96
  4. Step 4: Simplify right side
    93,144.64x = 6,024,942,937.31
  5. Step 5: Solve for x
    x = 6,024,942,937.31/93,144.64
  6. Step 6: Final answer
    x = 64,683.73

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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.