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Finding the Fourth Proportional to 162,392.64, 243,651.35 and 114,407.37

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Solution

The fourth proportional to 162,392.64, 243,651.35 and 114,407.37 is: 171,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,392.64 : 243,651.35 = 114,407.37 : x
  2. Step 2: Convert to fraction form
    162,392.64/243,651.35 = 114,407.37/x
  3. Step 3: Cross multiply
    162,392.64x = 243,651.35 × 114,407.37
  4. Step 4: Simplify right side
    162,392.64x = 27,875,510,436.47
  5. Step 5: Solve for x
    x = 27,875,510,436.47/162,392.64
  6. Step 6: Final answer
    x = 171,655.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.