Home / 165,270.98-247,807.92-65,445.50

Finding the Fourth Proportional to 165,270.98, 247,807.92 and 65,445.50

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Solution

The fourth proportional to 165,270.98, 247,807.92 and 65,445.50 is: 98,129.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,270.98 : 247,807.92 = 65,445.50 : x
  2. Step 2: Convert to fraction form
    165,270.98/247,807.92 = 65,445.50/x
  3. Step 3: Cross multiply
    165,270.98x = 247,807.92 × 65,445.50
  4. Step 4: Simplify right side
    165,270.98x = 16,217,913,228.36
  5. Step 5: Solve for x
    x = 16,217,913,228.36/165,270.98
  6. Step 6: Final answer
    x = 98,129.23

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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.