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Finding the Fourth Proportional to 93,673.65, 140,475.21 and 30,477.24

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Solution

The fourth proportional to 93,673.65, 140,475.21 and 30,477.24 is: 45,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,673.65 : 140,475.21 = 30,477.24 : x
  2. Step 2: Convert to fraction form
    93,673.65/140,475.21 = 30,477.24/x
  3. Step 3: Cross multiply
    93,673.65x = 140,475.21 × 30,477.24
  4. Step 4: Simplify right side
    93,673.65x = 4,281,296,689.22
  5. Step 5: Solve for x
    x = 4,281,296,689.22/93,673.65
  6. Step 6: Final answer
    x = 45,704.39

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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.