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Finding the Fourth Proportional to 219,801.60, 303,323.40 and 119,199.60

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Solution

The fourth proportional to 219,801.60, 303,323.40 and 119,199.60 is: 164,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,801.60 : 303,323.40 = 119,199.60 : x
  2. Step 2: Convert to fraction form
    219,801.60/303,323.40 = 119,199.60/x
  3. Step 3: Cross multiply
    219,801.60x = 303,323.40 × 119,199.60
  4. Step 4: Simplify right side
    219,801.60x = 36,156,027,950.64
  5. Step 5: Solve for x
    x = 36,156,027,950.64/219,801.60
  6. Step 6: Final answer
    x = 164,493.93

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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.