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Finding the Fourth Proportional to 93,039.57, 139,559.76 and 29,869.29

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Solution

The fourth proportional to 93,039.57, 139,559.76 and 29,869.29 is: 44,804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,039.57 : 139,559.76 = 29,869.29 : x
  2. Step 2: Convert to fraction form
    93,039.57/139,559.76 = 29,869.29/x
  3. Step 3: Cross multiply
    93,039.57x = 139,559.76 × 29,869.29
  4. Step 4: Simplify right side
    93,039.57x = 4,168,550,096.63
  5. Step 5: Solve for x
    x = 4,168,550,096.63/93,039.57
  6. Step 6: Final answer
    x = 44,804.06

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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.