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Finding the Fourth Proportional to 219,762.08, 303,270.72 and 119,160.08

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Solution

The fourth proportional to 219,762.08, 303,270.72 and 119,160.08 is: 164,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,762.08 : 303,270.72 = 119,160.08 : x
  2. Step 2: Convert to fraction form
    219,762.08/303,270.72 = 119,160.08/x
  3. Step 3: Cross multiply
    219,762.08x = 303,270.72 × 119,160.08
  4. Step 4: Simplify right side
    219,762.08x = 36,137,763,256.86
  5. Step 5: Solve for x
    x = 36,137,763,256.86/219,762.08
  6. Step 6: Final answer
    x = 164,440.40

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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.