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Finding the Fourth Proportional to 211,773.92, 292,252.72 and 116,280.98

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Solution

The fourth proportional to 211,773.92, 292,252.72 and 116,280.98 is: 160,470.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,773.92 : 292,252.72 = 116,280.98 : x
  2. Step 2: Convert to fraction form
    211,773.92/292,252.72 = 116,280.98/x
  3. Step 3: Cross multiply
    211,773.92x = 292,252.72 × 116,280.98
  4. Step 4: Simplify right side
    211,773.92x = 33,983,432,689.27
  5. Step 5: Solve for x
    x = 33,983,432,689.27/211,773.92
  6. Step 6: Final answer
    x = 160,470.34

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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.