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Finding the Fourth Proportional to 93,130.33, 139,644.46 and 36,913.49

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Solution

The fourth proportional to 93,130.33, 139,644.46 and 36,913.49 is: 55,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,130.33 : 139,644.46 = 36,913.49 : x
  2. Step 2: Convert to fraction form
    93,130.33/139,644.46 = 36,913.49/x
  3. Step 3: Cross multiply
    93,130.33x = 139,644.46 × 36,913.49
  4. Step 4: Simplify right side
    93,130.33x = 5,154,764,193.20
  5. Step 5: Solve for x
    x = 5,154,764,193.20/93,130.33
  6. Step 6: Final answer
    x = 55,350.01

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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.