Home / 104,784.64-157,176.96-34,645.12

Finding the Fourth Proportional to 104,784.64, 157,176.96 and 34,645.12

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Solution

The fourth proportional to 104,784.64, 157,176.96 and 34,645.12 is: 51,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,784.64 : 157,176.96 = 34,645.12 : x
  2. Step 2: Convert to fraction form
    104,784.64/157,176.96 = 34,645.12/x
  3. Step 3: Cross multiply
    104,784.64x = 157,176.96 × 34,645.12
  4. Step 4: Simplify right side
    104,784.64x = 5,445,414,640.44
  5. Step 5: Solve for x
    x = 5,445,414,640.44/104,784.64
  6. Step 6: Final answer
    x = 51,967.68

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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.