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Finding the Fourth Proportional to 93,018.88, 139,528.32 and 27,354.88

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Solution

The fourth proportional to 93,018.88, 139,528.32 and 27,354.88 is: 41,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,018.88 : 139,528.32 = 27,354.88 : x
  2. Step 2: Convert to fraction form
    93,018.88/139,528.32 = 27,354.88/x
  3. Step 3: Cross multiply
    93,018.88x = 139,528.32 × 27,354.88
  4. Step 4: Simplify right side
    93,018.88x = 3,816,780,450.20
  5. Step 5: Solve for x
    x = 3,816,780,450.20/93,018.88
  6. Step 6: Final answer
    x = 41,032.32

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1.5x scale

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.