Home / 165,269.79-247,884.70-45,336.50

Finding the Fourth Proportional to 165,269.79, 247,884.70 and 45,336.50

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Solution

The fourth proportional to 165,269.79, 247,884.70 and 45,336.50 is: 67,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,269.79 : 247,884.70 = 45,336.50 : x
  2. Step 2: Convert to fraction form
    165,269.79/247,884.70 = 45,336.50/x
  3. Step 3: Cross multiply
    165,269.79x = 247,884.70 × 45,336.50
  4. Step 4: Simplify right side
    165,269.79x = 11,238,225,094.58
  5. Step 5: Solve for x
    x = 11,238,225,094.58/165,269.79
  6. Step 6: Final answer
    x = 67,999.27

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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.