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Finding the Fourth Proportional to 219,762.44, 303,270.90 and 119,158.28

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Solution

The fourth proportional to 219,762.44, 303,270.90 and 119,158.28 is: 164,437.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,762.44 : 303,270.90 = 119,158.28 : x
  2. Step 2: Convert to fraction form
    219,762.44/303,270.90 = 119,158.28/x
  3. Step 3: Cross multiply
    219,762.44x = 303,270.90 × 119,158.28
  4. Step 4: Simplify right side
    219,762.44x = 36,137,238,818.05
  5. Step 5: Solve for x
    x = 36,137,238,818.05/219,762.44
  6. Step 6: Final answer
    x = 164,437.74

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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.