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Finding the Fourth Proportional to 93,292.92, 139,814.22 and 51,109.34

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Solution

The fourth proportional to 93,292.92, 139,814.22 and 51,109.34 is: 76,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,292.92 : 139,814.22 = 51,109.34 : x
  2. Step 2: Convert to fraction form
    93,292.92/139,814.22 = 51,109.34/x
  3. Step 3: Cross multiply
    93,292.92x = 139,814.22 × 51,109.34
  4. Step 4: Simplify right side
    93,292.92x = 7,145,812,506.81
  5. Step 5: Solve for x
    x = 7,145,812,506.81/93,292.92
  6. Step 6: Final answer
    x = 76,595.44

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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.