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Finding the Fourth Proportional to 262,334.59, 361,989.55 and 165,501.92

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Solution

The fourth proportional to 262,334.59, 361,989.55 and 165,501.92 is: 228,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,334.59 : 361,989.55 = 165,501.92 : x
  2. Step 2: Convert to fraction form
    262,334.59/361,989.55 = 165,501.92/x
  3. Step 3: Cross multiply
    262,334.59x = 361,989.55 × 165,501.92
  4. Step 4: Simplify right side
    262,334.59x = 59,909,966,036.16
  5. Step 5: Solve for x
    x = 59,909,966,036.16/262,334.59
  6. Step 6: Final answer
    x = 228,372.35

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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.