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Finding the Fourth Proportional to 219,802.92, 303,328.20 and 119,200.92

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Solution

The fourth proportional to 219,802.92, 303,328.20 and 119,200.92 is: 164,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,802.92 : 303,328.20 = 119,200.92 : x
  2. Step 2: Convert to fraction form
    219,802.92/303,328.20 = 119,200.92/x
  3. Step 3: Cross multiply
    219,802.92x = 303,328.20 × 119,200.92
  4. Step 4: Simplify right side
    219,802.92x = 36,157,000,501.94
  5. Step 5: Solve for x
    x = 36,157,000,501.94/219,802.92
  6. Step 6: Final answer
    x = 164,497.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.