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Finding the Fourth Proportional to 93,056.76, 139,473.36 and 43,068.96

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Solution

The fourth proportional to 93,056.76, 139,473.36 and 43,068.96 is: 64,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,056.76 : 139,473.36 = 43,068.96 : x
  2. Step 2: Convert to fraction form
    93,056.76/139,473.36 = 43,068.96/x
  3. Step 3: Cross multiply
    93,056.76x = 139,473.36 × 43,068.96
  4. Step 4: Simplify right side
    93,056.76x = 6,006,972,562.91
  5. Step 5: Solve for x
    x = 6,006,972,562.91/93,056.76
  6. Step 6: Final answer
    x = 64,551.71

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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.