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Finding the Fourth Proportional to 104,095.83, 156,144.15 and 25,210.14

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Solution

The fourth proportional to 104,095.83, 156,144.15 and 25,210.14 is: 37,815.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,095.83 : 156,144.15 = 25,210.14 : x
  2. Step 2: Convert to fraction form
    104,095.83/156,144.15 = 25,210.14/x
  3. Step 3: Cross multiply
    104,095.83x = 156,144.15 × 25,210.14
  4. Step 4: Simplify right side
    104,095.83x = 3,936,415,881.68
  5. Step 5: Solve for x
    x = 3,936,415,881.68/104,095.83
  6. Step 6: Final answer
    x = 37,815.31

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1.5x scale

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.