Home / 165,720.10-248,580.15-95,541.70

Finding the Fourth Proportional to 165,720.10, 248,580.15 and 95,541.70

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Solution

The fourth proportional to 165,720.10, 248,580.15 and 95,541.70 is: 143,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,720.10 : 248,580.15 = 95,541.70 : x
  2. Step 2: Convert to fraction form
    165,720.10/248,580.15 = 95,541.70/x
  3. Step 3: Cross multiply
    165,720.10x = 248,580.15 × 95,541.70
  4. Step 4: Simplify right side
    165,720.10x = 23,749,770,117.26
  5. Step 5: Solve for x
    x = 23,749,770,117.26/165,720.10
  6. Step 6: Final answer
    x = 143,312.55

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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.