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Finding the Fourth Proportional to 93,551.08, 140,431.78 and 37,430.78

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Solution

The fourth proportional to 93,551.08, 140,431.78 and 37,430.78 is: 56,188.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,551.08 : 140,431.78 = 37,430.78 : x
  2. Step 2: Convert to fraction form
    93,551.08/140,431.78 = 37,430.78/x
  3. Step 3: Cross multiply
    93,551.08x = 140,431.78 × 37,430.78
  4. Step 4: Simplify right side
    93,551.08x = 5,256,470,172.88
  5. Step 5: Solve for x
    x = 5,256,470,172.88/93,551.08
  6. Step 6: Final answer
    x = 56,188.24

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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.