Home / 156,662.39-235,032.45-45,854.39

Finding the Fourth Proportional to 156,662.39, 235,032.45 and 45,854.39

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Solution

The fourth proportional to 156,662.39, 235,032.45 and 45,854.39 is: 68,792.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,662.39 : 235,032.45 = 45,854.39 : x
  2. Step 2: Convert to fraction form
    156,662.39/235,032.45 = 45,854.39/x
  3. Step 3: Cross multiply
    156,662.39x = 235,032.45 × 45,854.39
  4. Step 4: Simplify right side
    156,662.39x = 10,777,269,624.96
  5. Step 5: Solve for x
    x = 10,777,269,624.96/156,662.39
  6. Step 6: Final answer
    x = 68,792.96

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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.